Home / 2,586,903.17-3,569,932.86-1,554,428.20

Finding the Fourth Proportional to 2,586,903.17, 3,569,932.86 and 1,554,428.20

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Solution

The fourth proportional to 2,586,903.17, 3,569,932.86 and 1,554,428.20 is: 2,145,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,903.17 : 3,569,932.86 = 1,554,428.20 : x
  2. Step 2: Convert to fraction form
    2,586,903.17/3,569,932.86 = 1,554,428.20/x
  3. Step 3: Cross multiply
    2,586,903.17x = 3,569,932.86 × 1,554,428.20
  4. Step 4: Simplify right side
    2,586,903.17x = 5,549,204,309,690.65
  5. Step 5: Solve for x
    x = 5,549,204,309,690.65/2,586,903.17
  6. Step 6: Final answer
    x = 2,145,114.81

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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.