Home / 1,080,681.16-1,491,482.57-1,045,192.98

Finding the Fourth Proportional to 1,080,681.16, 1,491,482.57 and 1,045,192.98

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Solution

The fourth proportional to 1,080,681.16, 1,491,482.57 and 1,045,192.98 is: 1,442,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,681.16 : 1,491,482.57 = 1,045,192.98 : x
  2. Step 2: Convert to fraction form
    1,080,681.16/1,491,482.57 = 1,045,192.98/x
  3. Step 3: Cross multiply
    1,080,681.16x = 1,491,482.57 × 1,045,192.98
  4. Step 4: Simplify right side
    1,080,681.16x = 1,558,887,112,323.45
  5. Step 5: Solve for x
    x = 1,558,887,112,323.45/1,080,681.16
  6. Step 6: Final answer
    x = 1,442,504.20

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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.