Home / 4,382,759.87-6,574,139.85-1,187,886.05

Finding the Fourth Proportional to 4,382,759.87, 6,574,139.85 and 1,187,886.05

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Solution

The fourth proportional to 4,382,759.87, 6,574,139.85 and 1,187,886.05 is: 1,781,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382,759.87 : 6,574,139.85 = 1,187,886.05 : x
  2. Step 2: Convert to fraction form
    4,382,759.87/6,574,139.85 = 1,187,886.05/x
  3. Step 3: Cross multiply
    4,382,759.87x = 6,574,139.85 × 1,187,886.05
  4. Step 4: Simplify right side
    4,382,759.87x = 7,809,328,985,693.39
  5. Step 5: Solve for x
    x = 7,809,328,985,693.39/4,382,759.87
  6. Step 6: Final answer
    x = 1,781,829.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.