Home / 2,900,327.10-4,350,490.65-1,640,615.10

Finding the Fourth Proportional to 2,900,327.10, 4,350,490.65 and 1,640,615.10

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Solution

The fourth proportional to 2,900,327.10, 4,350,490.65 and 1,640,615.10 is: 2,460,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,327.10 : 4,350,490.65 = 1,640,615.10 : x
  2. Step 2: Convert to fraction form
    2,900,327.10/4,350,490.65 = 1,640,615.10/x
  3. Step 3: Cross multiply
    2,900,327.10x = 4,350,490.65 × 1,640,615.10
  4. Step 4: Simplify right side
    2,900,327.10x = 7,137,480,652,798.82
  5. Step 5: Solve for x
    x = 7,137,480,652,798.82/2,900,327.10
  6. Step 6: Final answer
    x = 2,460,922.65

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Similar ratio
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1.5x scale

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.