Home / 3,130,861.01-4,696,961.78-971,838.71

Finding the Fourth Proportional to 3,130,861.01, 4,696,961.78 and 971,838.71

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Solution

The fourth proportional to 3,130,861.01, 4,696,961.78 and 971,838.71 is: 1,457,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,861.01 : 4,696,961.78 = 971,838.71 : x
  2. Step 2: Convert to fraction form
    3,130,861.01/4,696,961.78 = 971,838.71/x
  3. Step 3: Cross multiply
    3,130,861.01x = 4,696,961.78 × 971,838.71
  4. Step 4: Simplify right side
    3,130,861.01x = 4,564,689,273,752.90
  5. Step 5: Solve for x
    x = 4,564,689,273,752.90/3,130,861.01
  6. Step 6: Final answer
    x = 1,457,966.12

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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.