Home / 1,309,801.48-1,807,508.02-736,841.48

Finding the Fourth Proportional to 1,309,801.48, 1,807,508.02 and 736,841.48

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Solution

The fourth proportional to 1,309,801.48, 1,807,508.02 and 736,841.48 is: 1,016,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,801.48 : 1,807,508.02 = 736,841.48 : x
  2. Step 2: Convert to fraction form
    1,309,801.48/1,807,508.02 = 736,841.48/x
  3. Step 3: Cross multiply
    1,309,801.48x = 1,807,508.02 × 736,841.48
  4. Step 4: Simplify right side
    1,309,801.48x = 1,331,846,884,568.67
  5. Step 5: Solve for x
    x = 1,331,846,884,568.67/1,309,801.48
  6. Step 6: Final answer
    x = 1,016,831.10

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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.