Home / 1,574,261.15-2,172,455.30-876,535.25

Finding the Fourth Proportional to 1,574,261.15, 2,172,455.30 and 876,535.25

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Solution

The fourth proportional to 1,574,261.15, 2,172,455.30 and 876,535.25 is: 1,209,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,261.15 : 2,172,455.30 = 876,535.25 : x
  2. Step 2: Convert to fraction form
    1,574,261.15/2,172,455.30 = 876,535.25/x
  3. Step 3: Cross multiply
    1,574,261.15x = 2,172,455.30 × 876,535.25
  4. Step 4: Simplify right side
    1,574,261.15x = 1,904,233,640,828.39
  5. Step 5: Solve for x
    x = 1,904,233,640,828.39/1,574,261.15
  6. Step 6: Final answer
    x = 1,209,604.68

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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.