Home / 1,079,366.25-1,488,140.85-885,058.05

Finding the Fourth Proportional to 1,079,366.25, 1,488,140.85 and 885,058.05

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Solution

The fourth proportional to 1,079,366.25, 1,488,140.85 and 885,058.05 is: 1,220,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,366.25 : 1,488,140.85 = 885,058.05 : x
  2. Step 2: Convert to fraction form
    1,079,366.25/1,488,140.85 = 885,058.05/x
  3. Step 3: Cross multiply
    1,079,366.25x = 1,488,140.85 × 885,058.05
  4. Step 4: Simplify right side
    1,079,366.25x = 1,317,091,038,826.34
  5. Step 5: Solve for x
    x = 1,317,091,038,826.34/1,079,366.25
  6. Step 6: Final answer
    x = 1,220,244.79

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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.