Home / 1,679,129.52-2,315,369.25-1,134,319.83

Finding the Fourth Proportional to 1,679,129.52, 2,315,369.25 and 1,134,319.83

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Solution

The fourth proportional to 1,679,129.52, 2,315,369.25 and 1,134,319.83 is: 1,564,125.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,129.52 : 2,315,369.25 = 1,134,319.83 : x
  2. Step 2: Convert to fraction form
    1,679,129.52/2,315,369.25 = 1,134,319.83/x
  3. Step 3: Cross multiply
    1,679,129.52x = 2,315,369.25 × 1,134,319.83
  4. Step 4: Simplify right side
    1,679,129.52x = 2,626,369,254,047.23
  5. Step 5: Solve for x
    x = 2,626,369,254,047.23/1,679,129.52
  6. Step 6: Final answer
    x = 1,564,125.47

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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.