Home / 1,712,865-2,363,562.98-948,727.20

Finding the Fourth Proportional to 1,712,865, 2,363,562.98 and 948,727.20

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Solution

The fourth proportional to 1,712,865, 2,363,562.98 and 948,727.20 is: 1,309,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,865 : 2,363,562.98 = 948,727.20 : x
  2. Step 2: Convert to fraction form
    1,712,865/2,363,562.98 = 948,727.20/x
  3. Step 3: Cross multiply
    1,712,865x = 2,363,562.98 × 948,727.20
  4. Step 4: Simplify right side
    1,712,865x = 2,242,376,488,039.06
  5. Step 5: Solve for x
    x = 2,242,376,488,039.06/1,712,865
  6. Step 6: Final answer
    x = 1,309,137.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.