Home / 1,547,547.60-2,321,321.40-1,069,250.70

Finding the Fourth Proportional to 1,547,547.60, 2,321,321.40 and 1,069,250.70

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Solution

The fourth proportional to 1,547,547.60, 2,321,321.40 and 1,069,250.70 is: 1,603,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,547.60 : 2,321,321.40 = 1,069,250.70 : x
  2. Step 2: Convert to fraction form
    1,547,547.60/2,321,321.40 = 1,069,250.70/x
  3. Step 3: Cross multiply
    1,547,547.60x = 2,321,321.40 × 1,069,250.70
  4. Step 4: Simplify right side
    1,547,547.60x = 2,482,074,531,874.98
  5. Step 5: Solve for x
    x = 2,482,074,531,874.98/1,547,547.60
  6. Step 6: Final answer
    x = 1,603,876.05

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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.