Home / 1,437,908.16-2,158,728.48-1,105,717.44

Finding the Fourth Proportional to 1,437,908.16, 2,158,728.48 and 1,105,717.44

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Solution

The fourth proportional to 1,437,908.16, 2,158,728.48 and 1,105,717.44 is: 1,660,011.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,908.16 : 2,158,728.48 = 1,105,717.44 : x
  2. Step 2: Convert to fraction form
    1,437,908.16/2,158,728.48 = 1,105,717.44/x
  3. Step 3: Cross multiply
    1,437,908.16x = 2,158,728.48 × 1,105,717.44
  4. Step 4: Simplify right side
    1,437,908.16x = 2,386,943,728,560.69
  5. Step 5: Solve for x
    x = 2,386,943,728,560.69/1,437,908.16
  6. Step 6: Final answer
    x = 1,660,011.25

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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.