Home / 3,709,715.30-5,564,572.95-1,820,147.30

Finding the Fourth Proportional to 3,709,715.30, 5,564,572.95 and 1,820,147.30

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Solution

The fourth proportional to 3,709,715.30, 5,564,572.95 and 1,820,147.30 is: 2,730,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,715.30 : 5,564,572.95 = 1,820,147.30 : x
  2. Step 2: Convert to fraction form
    3,709,715.30/5,564,572.95 = 1,820,147.30/x
  3. Step 3: Cross multiply
    3,709,715.30x = 5,564,572.95 × 1,820,147.30
  4. Step 4: Simplify right side
    3,709,715.30x = 10,128,342,430,595.54
  5. Step 5: Solve for x
    x = 10,128,342,430,595.54/3,709,715.30
  6. Step 6: Final answer
    x = 2,730,220.95

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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.