Home / 983,778.13-1,472,334.15-604,938.81

Finding the Fourth Proportional to 983,778.13, 1,472,334.15 and 604,938.81

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Solution

The fourth proportional to 983,778.13, 1,472,334.15 and 604,938.81 is: 905,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,778.13 : 1,472,334.15 = 604,938.81 : x
  2. Step 2: Convert to fraction form
    983,778.13/1,472,334.15 = 604,938.81/x
  3. Step 3: Cross multiply
    983,778.13x = 1,472,334.15 × 604,938.81
  4. Step 4: Simplify right side
    983,778.13x = 890,672,068,623.36
  5. Step 5: Solve for x
    x = 890,672,068,623.36/983,778.13
  6. Step 6: Final answer
    x = 905,358.68

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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.