Home / 1,344,459.30-2,016,688.95-670,280.10

Finding the Fourth Proportional to 1,344,459.30, 2,016,688.95 and 670,280.10

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Solution

The fourth proportional to 1,344,459.30, 2,016,688.95 and 670,280.10 is: 1,005,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,459.30 : 2,016,688.95 = 670,280.10 : x
  2. Step 2: Convert to fraction form
    1,344,459.30/2,016,688.95 = 670,280.10/x
  3. Step 3: Cross multiply
    1,344,459.30x = 2,016,688.95 × 670,280.10
  4. Step 4: Simplify right side
    1,344,459.30x = 1,351,746,471,074.90
  5. Step 5: Solve for x
    x = 1,351,746,471,074.90/1,344,459.30
  6. Step 6: Final answer
    x = 1,005,420.15

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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.