Home / 2,586,325.59-3,569,129.46-1,440,405.90

Finding the Fourth Proportional to 2,586,325.59, 3,569,129.46 and 1,440,405.90

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Solution

The fourth proportional to 2,586,325.59, 3,569,129.46 and 1,440,405.90 is: 1,987,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,325.59 : 3,569,129.46 = 1,440,405.90 : x
  2. Step 2: Convert to fraction form
    2,586,325.59/3,569,129.46 = 1,440,405.90/x
  3. Step 3: Cross multiply
    2,586,325.59x = 3,569,129.46 × 1,440,405.90
  4. Step 4: Simplify right side
    2,586,325.59x = 5,140,995,132,047.81
  5. Step 5: Solve for x
    x = 5,140,995,132,047.81/2,586,325.59
  6. Step 6: Final answer
    x = 1,987,760.22

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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.