Home / 1,687,794.60-2,531,419.02-623,337.96

Finding the Fourth Proportional to 1,687,794.60, 2,531,419.02 and 623,337.96

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Solution

The fourth proportional to 1,687,794.60, 2,531,419.02 and 623,337.96 is: 934,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,794.60 : 2,531,419.02 = 623,337.96 : x
  2. Step 2: Convert to fraction form
    1,687,794.60/2,531,419.02 = 623,337.96/x
  3. Step 3: Cross multiply
    1,687,794.60x = 2,531,419.02 × 623,337.96
  4. Step 4: Simplify right side
    1,687,794.60x = 1,577,929,567,832.00
  5. Step 5: Solve for x
    x = 1,577,929,567,832.00/1,687,794.60
  6. Step 6: Final answer
    x = 934,906.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.