Home / 1,115,633.32-1,539,586.02-606,335.80

Finding the Fourth Proportional to 1,115,633.32, 1,539,586.02 and 606,335.80

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Solution

The fourth proportional to 1,115,633.32, 1,539,586.02 and 606,335.80 is: 836,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,633.32 : 1,539,586.02 = 606,335.80 : x
  2. Step 2: Convert to fraction form
    1,115,633.32/1,539,586.02 = 606,335.80/x
  3. Step 3: Cross multiply
    1,115,633.32x = 1,539,586.02 × 606,335.80
  4. Step 4: Simplify right side
    1,115,633.32x = 933,506,121,105.52
  5. Step 5: Solve for x
    x = 933,506,121,105.52/1,115,633.32
  6. Step 6: Final answer
    x = 836,749.95

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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.