Home / 1,437,909.16-2,158,729.98-1,105,718.44

Finding the Fourth Proportional to 1,437,909.16, 2,158,729.98 and 1,105,718.44

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Solution

The fourth proportional to 1,437,909.16, 2,158,729.98 and 1,105,718.44 is: 1,660,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,909.16 : 2,158,729.98 = 1,105,718.44 : x
  2. Step 2: Convert to fraction form
    1,437,909.16/2,158,729.98 = 1,105,718.44/x
  3. Step 3: Cross multiply
    1,437,909.16x = 2,158,729.98 × 1,105,718.44
  4. Step 4: Simplify right side
    1,437,909.16x = 2,386,947,545,866.83
  5. Step 5: Solve for x
    x = 2,386,947,545,866.83/1,437,909.16
  6. Step 6: Final answer
    x = 1,660,012.75

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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.