Home / 1,008,726.59-1,392,000.81-549,831.07

Finding the Fourth Proportional to 1,008,726.59, 1,392,000.81 and 549,831.07

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Solution

The fourth proportional to 1,008,726.59, 1,392,000.81 and 549,831.07 is: 758,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,726.59 : 1,392,000.81 = 549,831.07 : x
  2. Step 2: Convert to fraction form
    1,008,726.59/1,392,000.81 = 549,831.07/x
  3. Step 3: Cross multiply
    1,008,726.59x = 1,392,000.81 × 549,831.07
  4. Step 4: Simplify right side
    1,008,726.59x = 765,365,289,744.10
  5. Step 5: Solve for x
    x = 765,365,289,744.10/1,008,726.59
  6. Step 6: Final answer
    x = 758,744.04

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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.