Home / 1,098,697.90-1,516,070.37-615,225.10

Finding the Fourth Proportional to 1,098,697.90, 1,516,070.37 and 615,225.10

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Solution

The fourth proportional to 1,098,697.90, 1,516,070.37 and 615,225.10 is: 848,936.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,697.90 : 1,516,070.37 = 615,225.10 : x
  2. Step 2: Convert to fraction form
    1,098,697.90/1,516,070.37 = 615,225.10/x
  3. Step 3: Cross multiply
    1,098,697.90x = 1,516,070.37 × 615,225.10
  4. Step 4: Simplify right side
    1,098,697.90x = 932,724,544,990.29
  5. Step 5: Solve for x
    x = 932,724,544,990.29/1,098,697.90
  6. Step 6: Final answer
    x = 848,936.31

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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.