Home / 1,156,633.20-1,596,153.60-647,335.59

Finding the Fourth Proportional to 1,156,633.20, 1,596,153.60 and 647,335.59

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Solution

The fourth proportional to 1,156,633.20, 1,596,153.60 and 647,335.59 is: 893,322.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,633.20 : 1,596,153.60 = 647,335.59 : x
  2. Step 2: Convert to fraction form
    1,156,633.20/1,596,153.60 = 647,335.59/x
  3. Step 3: Cross multiply
    1,156,633.20x = 1,596,153.60 × 647,335.59
  4. Step 4: Simplify right side
    1,156,633.20x = 1,033,247,032,386.62
  5. Step 5: Solve for x
    x = 1,033,247,032,386.62/1,156,633.20
  6. Step 6: Final answer
    x = 893,322.99

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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.