Home / 1,340,094.69-1,849,324.59-728,235.88

Finding the Fourth Proportional to 1,340,094.69, 1,849,324.59 and 728,235.88

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Solution

The fourth proportional to 1,340,094.69, 1,849,324.59 and 728,235.88 is: 1,004,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,094.69 : 1,849,324.59 = 728,235.88 : x
  2. Step 2: Convert to fraction form
    1,340,094.69/1,849,324.59 = 728,235.88/x
  3. Step 3: Cross multiply
    1,340,094.69x = 1,849,324.59 × 728,235.88
  4. Step 4: Simplify right side
    1,340,094.69x = 1,346,744,520,204.29
  5. Step 5: Solve for x
    x = 1,346,744,520,204.29/1,340,094.69
  6. Step 6: Final answer
    x = 1,004,962.21

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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.