Home / 1,267,275.38-1,748,840.02-694,328.76

Finding the Fourth Proportional to 1,267,275.38, 1,748,840.02 and 694,328.76

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Solution

The fourth proportional to 1,267,275.38, 1,748,840.02 and 694,328.76 is: 958,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,275.38 : 1,748,840.02 = 694,328.76 : x
  2. Step 2: Convert to fraction form
    1,267,275.38/1,748,840.02 = 694,328.76/x
  3. Step 3: Cross multiply
    1,267,275.38x = 1,748,840.02 × 694,328.76
  4. Step 4: Simplify right side
    1,267,275.38x = 1,214,269,920,789.15
  5. Step 5: Solve for x
    x = 1,214,269,920,789.15/1,267,275.38
  6. Step 6: Final answer
    x = 958,173.69

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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.