Home / 1,250,708.08-1,866,909.12-1,074,348.40

Finding the Fourth Proportional to 1,250,708.08, 1,866,909.12 and 1,074,348.40

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Solution

The fourth proportional to 1,250,708.08, 1,866,909.12 and 1,074,348.40 is: 1,603,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,708.08 : 1,866,909.12 = 1,074,348.40 : x
  2. Step 2: Convert to fraction form
    1,250,708.08/1,866,909.12 = 1,074,348.40/x
  3. Step 3: Cross multiply
    1,250,708.08x = 1,866,909.12 × 1,074,348.40
  4. Step 4: Simplify right side
    1,250,708.08x = 2,005,710,826,017.41
  5. Step 5: Solve for x
    x = 2,005,710,826,017.41/1,250,708.08
  6. Step 6: Final answer
    x = 1,603,660.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.