Home / 1,545,231.52-2,318,485.02-834,422.50

Finding the Fourth Proportional to 1,545,231.52, 2,318,485.02 and 834,422.50

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Solution

The fourth proportional to 1,545,231.52, 2,318,485.02 and 834,422.50 is: 1,251,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,231.52 : 2,318,485.02 = 834,422.50 : x
  2. Step 2: Convert to fraction form
    1,545,231.52/2,318,485.02 = 834,422.50/x
  3. Step 3: Cross multiply
    1,545,231.52x = 2,318,485.02 × 834,422.50
  4. Step 4: Simplify right side
    1,545,231.52x = 1,934,596,066,600.95
  5. Step 5: Solve for x
    x = 1,934,596,066,600.95/1,545,231.52
  6. Step 6: Final answer
    x = 1,251,978.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.