Home / 1,108,831.80-1,664,025.30-710,441.40

Finding the Fourth Proportional to 1,108,831.80, 1,664,025.30 and 710,441.40

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Solution

The fourth proportional to 1,108,831.80, 1,664,025.30 and 710,441.40 is: 1,066,160.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,831.80 : 1,664,025.30 = 710,441.40 : x
  2. Step 2: Convert to fraction form
    1,108,831.80/1,664,025.30 = 710,441.40/x
  3. Step 3: Cross multiply
    1,108,831.80x = 1,664,025.30 × 710,441.40
  4. Step 4: Simplify right side
    1,108,831.80x = 1,182,192,463,767.42
  5. Step 5: Solve for x
    x = 1,182,192,463,767.42/1,108,831.80
  6. Step 6: Final answer
    x = 1,066,160.32

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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.