Home / 1,154,081.25-1,730,187.52-480,666.61

Finding the Fourth Proportional to 1,154,081.25, 1,730,187.52 and 480,666.61

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Solution

The fourth proportional to 1,154,081.25, 1,730,187.52 and 480,666.61 is: 720,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,081.25 : 1,730,187.52 = 480,666.61 : x
  2. Step 2: Convert to fraction form
    1,154,081.25/1,730,187.52 = 480,666.61/x
  3. Step 3: Cross multiply
    1,154,081.25x = 1,730,187.52 × 480,666.61
  4. Step 4: Simplify right side
    1,154,081.25x = 831,643,363,835.22
  5. Step 5: Solve for x
    x = 831,643,363,835.22/1,154,081.25
  6. Step 6: Final answer
    x = 720,610.76

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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.