Home / 1,152,746.64-1,729,083.02-521,660.43

Finding the Fourth Proportional to 1,152,746.64, 1,729,083.02 and 521,660.43

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Solution

The fourth proportional to 1,152,746.64, 1,729,083.02 and 521,660.43 is: 782,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,746.64 : 1,729,083.02 = 521,660.43 : x
  2. Step 2: Convert to fraction form
    1,152,746.64/1,729,083.02 = 521,660.43/x
  3. Step 3: Cross multiply
    1,152,746.64x = 1,729,083.02 × 521,660.43
  4. Step 4: Simplify right side
    1,152,746.64x = 901,994,189,110.60
  5. Step 5: Solve for x
    x = 901,994,189,110.60/1,152,746.64
  6. Step 6: Final answer
    x = 782,473.93

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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.