Home / 2,916,964.70-4,371,729.15-1,637,569.70

Finding the Fourth Proportional to 2,916,964.70, 4,371,729.15 and 1,637,569.70

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Solution

The fourth proportional to 2,916,964.70, 4,371,729.15 and 1,637,569.70 is: 2,454,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,964.70 : 4,371,729.15 = 1,637,569.70 : x
  2. Step 2: Convert to fraction form
    2,916,964.70/4,371,729.15 = 1,637,569.70/x
  3. Step 3: Cross multiply
    2,916,964.70x = 4,371,729.15 × 1,637,569.70
  4. Step 4: Simplify right side
    2,916,964.70x = 7,159,011,192,646.76
  5. Step 5: Solve for x
    x = 7,159,011,192,646.76/2,916,964.70
  6. Step 6: Final answer
    x = 2,454,267.34

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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.