Home / 2,688,047.40-4,029,446.70-2,404,612.20

Finding the Fourth Proportional to 2,688,047.40, 4,029,446.70 and 2,404,612.20

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Solution

The fourth proportional to 2,688,047.40, 4,029,446.70 and 2,404,612.20 is: 3,604,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,047.40 : 4,029,446.70 = 2,404,612.20 : x
  2. Step 2: Convert to fraction form
    2,688,047.40/4,029,446.70 = 2,404,612.20/x
  3. Step 3: Cross multiply
    2,688,047.40x = 4,029,446.70 × 2,404,612.20
  4. Step 4: Simplify right side
    2,688,047.40x = 9,689,256,694,069.74
  5. Step 5: Solve for x
    x = 9,689,256,694,069.74/2,688,047.40
  6. Step 6: Final answer
    x = 3,604,570.62

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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.