Home / 1,639,632.32-2,459,523.84-502,312.96

Finding the Fourth Proportional to 1,639,632.32, 2,459,523.84 and 502,312.96

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Solution

The fourth proportional to 1,639,632.32, 2,459,523.84 and 502,312.96 is: 753,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,632.32 : 2,459,523.84 = 502,312.96 : x
  2. Step 2: Convert to fraction form
    1,639,632.32/2,459,523.84 = 502,312.96/x
  3. Step 3: Cross multiply
    1,639,632.32x = 2,459,523.84 × 502,312.96
  4. Step 4: Simplify right side
    1,639,632.32x = 1,235,450,700,260.97
  5. Step 5: Solve for x
    x = 1,235,450,700,260.97/1,639,632.32
  6. Step 6: Final answer
    x = 753,492.53

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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.