Home / 2,572,819.80-3,856,464.90-974,765.40

Finding the Fourth Proportional to 2,572,819.80, 3,856,464.90 and 974,765.40

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Solution

The fourth proportional to 2,572,819.80, 3,856,464.90 and 974,765.40 is: 1,461,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,819.80 : 3,856,464.90 = 974,765.40 : x
  2. Step 2: Convert to fraction form
    2,572,819.80/3,856,464.90 = 974,765.40/x
  3. Step 3: Cross multiply
    2,572,819.80x = 3,856,464.90 × 974,765.40
  4. Step 4: Simplify right side
    2,572,819.80x = 3,759,148,550,834.46
  5. Step 5: Solve for x
    x = 3,759,148,550,834.46/2,572,819.80
  6. Step 6: Final answer
    x = 1,461,100.60

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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.