Home / 2,912,763.90-4,368,445.20-1,492,088.70

Finding the Fourth Proportional to 2,912,763.90, 4,368,445.20 and 1,492,088.70

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Solution

The fourth proportional to 2,912,763.90, 4,368,445.20 and 1,492,088.70 is: 2,237,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,763.90 : 4,368,445.20 = 1,492,088.70 : x
  2. Step 2: Convert to fraction form
    2,912,763.90/4,368,445.20 = 1,492,088.70/x
  3. Step 3: Cross multiply
    2,912,763.90x = 4,368,445.20 × 1,492,088.70
  4. Step 4: Simplify right side
    2,912,763.90x = 6,518,107,719,489.24
  5. Step 5: Solve for x
    x = 6,518,107,719,489.24/2,912,763.90
  6. Step 6: Final answer
    x = 2,237,774.14

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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.