Home / 1,371,716.30-2,057,640.10-662,340.98

Finding the Fourth Proportional to 1,371,716.30, 2,057,640.10 and 662,340.98

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Solution

The fourth proportional to 1,371,716.30, 2,057,640.10 and 662,340.98 is: 993,543.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,716.30 : 2,057,640.10 = 662,340.98 : x
  2. Step 2: Convert to fraction form
    1,371,716.30/2,057,640.10 = 662,340.98/x
  3. Step 3: Cross multiply
    1,371,716.30x = 2,057,640.10 × 662,340.98
  4. Step 4: Simplify right side
    1,371,716.30x = 1,362,859,363,809.55
  5. Step 5: Solve for x
    x = 1,362,859,363,809.55/1,371,716.30
  6. Step 6: Final answer
    x = 993,543.17

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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.