Home / 1,625,838-2,438,240.10-1,519,697.16

Finding the Fourth Proportional to 1,625,838, 2,438,240.10 and 1,519,697.16

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Solution

The fourth proportional to 1,625,838, 2,438,240.10 and 1,519,697.16 is: 2,279,062.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,838 : 2,438,240.10 = 1,519,697.16 : x
  2. Step 2: Convert to fraction form
    1,625,838/2,438,240.10 = 1,519,697.16/x
  3. Step 3: Cross multiply
    1,625,838x = 2,438,240.10 × 1,519,697.16
  4. Step 4: Simplify right side
    1,625,838x = 3,705,386,555,368.12
  5. Step 5: Solve for x
    x = 3,705,386,555,368.12/1,625,838
  6. Step 6: Final answer
    x = 2,279,062.59

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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.