Home / 2,931,298.80-4,397,385.60-1,037,891.40

Finding the Fourth Proportional to 2,931,298.80, 4,397,385.60 and 1,037,891.40

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Solution

The fourth proportional to 2,931,298.80, 4,397,385.60 and 1,037,891.40 is: 1,556,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,298.80 : 4,397,385.60 = 1,037,891.40 : x
  2. Step 2: Convert to fraction form
    2,931,298.80/4,397,385.60 = 1,037,891.40/x
  3. Step 3: Cross multiply
    2,931,298.80x = 4,397,385.60 × 1,037,891.40
  4. Step 4: Simplify right side
    2,931,298.80x = 4,564,008,696,723.84
  5. Step 5: Solve for x
    x = 4,564,008,696,723.84/2,931,298.80
  6. Step 6: Final answer
    x = 1,556,991.97

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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.