Home / 1,649,585.13-2,275,618.57-1,431,487.77

Finding the Fourth Proportional to 1,649,585.13, 2,275,618.57 and 1,431,487.77

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Solution

The fourth proportional to 1,649,585.13, 2,275,618.57 and 1,431,487.77 is: 1,974,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,585.13 : 2,275,618.57 = 1,431,487.77 : x
  2. Step 2: Convert to fraction form
    1,649,585.13/2,275,618.57 = 1,431,487.77/x
  3. Step 3: Cross multiply
    1,649,585.13x = 2,275,618.57 × 1,431,487.77
  4. Step 4: Simplify right side
    1,649,585.13x = 3,257,520,152,139.89
  5. Step 5: Solve for x
    x = 3,257,520,152,139.89/1,649,585.13
  6. Step 6: Final answer
    x = 1,974,751.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.