Home / 1,275,233.12-1,759,822.08-702,271.52

Finding the Fourth Proportional to 1,275,233.12, 1,759,822.08 and 702,271.52

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Solution

The fourth proportional to 1,275,233.12, 1,759,822.08 and 702,271.52 is: 969,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,233.12 : 1,759,822.08 = 702,271.52 : x
  2. Step 2: Convert to fraction form
    1,275,233.12/1,759,822.08 = 702,271.52/x
  3. Step 3: Cross multiply
    1,275,233.12x = 1,759,822.08 × 702,271.52
  4. Step 4: Simplify right side
    1,275,233.12x = 1,235,872,927,051.16
  5. Step 5: Solve for x
    x = 1,235,872,927,051.16/1,275,233.12
  6. Step 6: Final answer
    x = 969,134.90

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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.