Home / 1,091,725.74-1,506,561.59-608,280.56

Finding the Fourth Proportional to 1,091,725.74, 1,506,561.59 and 608,280.56

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Solution

The fourth proportional to 1,091,725.74, 1,506,561.59 and 608,280.56 is: 839,416.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,725.74 : 1,506,561.59 = 608,280.56 : x
  2. Step 2: Convert to fraction form
    1,091,725.74/1,506,561.59 = 608,280.56/x
  3. Step 3: Cross multiply
    1,091,725.74x = 1,506,561.59 × 608,280.56
  4. Step 4: Simplify right side
    1,091,725.74x = 916,412,117,065.48
  5. Step 5: Solve for x
    x = 916,412,117,065.48/1,091,725.74
  6. Step 6: Final answer
    x = 839,416.06

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.