Home / 1,140,856.28-1,710,730.68-571,993.04

Finding the Fourth Proportional to 1,140,856.28, 1,710,730.68 and 571,993.04

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Solution

The fourth proportional to 1,140,856.28, 1,710,730.68 and 571,993.04 is: 857,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,856.28 : 1,710,730.68 = 571,993.04 : x
  2. Step 2: Convert to fraction form
    1,140,856.28/1,710,730.68 = 571,993.04/x
  3. Step 3: Cross multiply
    1,140,856.28x = 1,710,730.68 × 571,993.04
  4. Step 4: Simplify right side
    1,140,856.28x = 978,526,042,274.47
  5. Step 5: Solve for x
    x = 978,526,042,274.47/1,140,856.28
  6. Step 6: Final answer
    x = 857,711.93

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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.