Home / 1,488,029.52-2,053,641.06-843,380.40

Finding the Fourth Proportional to 1,488,029.52, 2,053,641.06 and 843,380.40

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Solution

The fourth proportional to 1,488,029.52, 2,053,641.06 and 843,380.40 is: 1,163,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,029.52 : 2,053,641.06 = 843,380.40 : x
  2. Step 2: Convert to fraction form
    1,488,029.52/2,053,641.06 = 843,380.40/x
  3. Step 3: Cross multiply
    1,488,029.52x = 2,053,641.06 × 843,380.40
  4. Step 4: Simplify right side
    1,488,029.52x = 1,732,000,618,639.22
  5. Step 5: Solve for x
    x = 1,732,000,618,639.22/1,488,029.52
  6. Step 6: Final answer
    x = 1,163,955.82

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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.