Home / 1,155,005.24-1,732,680.14-480,702.62

Finding the Fourth Proportional to 1,155,005.24, 1,732,680.14 and 480,702.62

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Solution

The fourth proportional to 1,155,005.24, 1,732,680.14 and 480,702.62 is: 721,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,005.24 : 1,732,680.14 = 480,702.62 : x
  2. Step 2: Convert to fraction form
    1,155,005.24/1,732,680.14 = 480,702.62/x
  3. Step 3: Cross multiply
    1,155,005.24x = 1,732,680.14 × 480,702.62
  4. Step 4: Simplify right side
    1,155,005.24x = 832,903,871,853.05
  5. Step 5: Solve for x
    x = 832,903,871,853.05/1,155,005.24
  6. Step 6: Final answer
    x = 721,125.62

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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.