Home / 1,518,614.20-2,277,948.30-453,669.40

Finding the Fourth Proportional to 1,518,614.20, 2,277,948.30 and 453,669.40

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Solution

The fourth proportional to 1,518,614.20, 2,277,948.30 and 453,669.40 is: 680,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,614.20 : 2,277,948.30 = 453,669.40 : x
  2. Step 2: Convert to fraction form
    1,518,614.20/2,277,948.30 = 453,669.40/x
  3. Step 3: Cross multiply
    1,518,614.20x = 2,277,948.30 × 453,669.40
  4. Step 4: Simplify right side
    1,518,614.20x = 1,033,435,438,492.02
  5. Step 5: Solve for x
    x = 1,033,435,438,492.02/1,518,614.20
  6. Step 6: Final answer
    x = 680,512.17

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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.