Home / 1,966,045.77-2,948,082.28-1,145,650.13

Finding the Fourth Proportional to 1,966,045.77, 2,948,082.28 and 1,145,650.13

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Solution

The fourth proportional to 1,966,045.77, 2,948,082.28 and 1,145,650.13 is: 1,717,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,045.77 : 2,948,082.28 = 1,145,650.13 : x
  2. Step 2: Convert to fraction form
    1,966,045.77/2,948,082.28 = 1,145,650.13/x
  3. Step 3: Cross multiply
    1,966,045.77x = 2,948,082.28 × 1,145,650.13
  4. Step 4: Simplify right side
    1,966,045.77x = 3,377,470,840,783.47
  5. Step 5: Solve for x
    x = 3,377,470,840,783.47/1,966,045.77
  6. Step 6: Final answer
    x = 1,717,900.41

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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.