Home / 1,091,811.72-1,506,679.78-608,366.60

Finding the Fourth Proportional to 1,091,811.72, 1,506,679.78 and 608,366.60

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Solution

The fourth proportional to 1,091,811.72, 1,506,679.78 and 608,366.60 is: 839,534.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,811.72 : 1,506,679.78 = 608,366.60 : x
  2. Step 2: Convert to fraction form
    1,091,811.72/1,506,679.78 = 608,366.60/x
  3. Step 3: Cross multiply
    1,091,811.72x = 1,506,679.78 × 608,366.60
  4. Step 4: Simplify right side
    1,091,811.72x = 916,613,655,047.35
  5. Step 5: Solve for x
    x = 916,613,655,047.35/1,091,811.72
  6. Step 6: Final answer
    x = 839,534.54

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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.