Home / 2,867,427.20-4,301,335.20-974,311.40

Finding the Fourth Proportional to 2,867,427.20, 4,301,335.20 and 974,311.40

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Solution

The fourth proportional to 2,867,427.20, 4,301,335.20 and 974,311.40 is: 1,461,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,427.20 : 4,301,335.20 = 974,311.40 : x
  2. Step 2: Convert to fraction form
    2,867,427.20/4,301,335.20 = 974,311.40/x
  3. Step 3: Cross multiply
    2,867,427.20x = 4,301,335.20 × 974,311.40
  4. Step 4: Simplify right side
    2,867,427.20x = 4,190,839,920,581.28
  5. Step 5: Solve for x
    x = 4,190,839,920,581.28/2,867,427.20
  6. Step 6: Final answer
    x = 1,461,533.15

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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.