Home / 1,091,812.08-1,506,685.44-608,397.60

Finding the Fourth Proportional to 1,091,812.08, 1,506,685.44 and 608,397.60

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Solution

The fourth proportional to 1,091,812.08, 1,506,685.44 and 608,397.60 is: 839,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,812.08 : 1,506,685.44 = 608,397.60 : x
  2. Step 2: Convert to fraction form
    1,091,812.08/1,506,685.44 = 608,397.60/x
  3. Step 3: Cross multiply
    1,091,812.08x = 1,506,685.44 × 608,397.60
  4. Step 4: Simplify right side
    1,091,812.08x = 916,663,805,650.94
  5. Step 5: Solve for x
    x = 916,663,805,650.94/1,091,812.08
  6. Step 6: Final answer
    x = 839,580.20

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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.