Home / 1,712,828.81-2,363,531.51-948,739.61

Finding the Fourth Proportional to 1,712,828.81, 2,363,531.51 and 948,739.61

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Solution

The fourth proportional to 1,712,828.81, 2,363,531.51 and 948,739.61 is: 1,309,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,828.81 : 2,363,531.51 = 948,739.61 : x
  2. Step 2: Convert to fraction form
    1,712,828.81/2,363,531.51 = 948,739.61/x
  3. Step 3: Cross multiply
    1,712,828.81x = 2,363,531.51 × 948,739.61
  4. Step 4: Simplify right side
    1,712,828.81x = 2,242,375,963,020.11
  5. Step 5: Solve for x
    x = 2,242,375,963,020.11/1,712,828.81
  6. Step 6: Final answer
    x = 1,309,165.25

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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.