Home / 1,803,175-2,488,459.26-998,359

Finding the Fourth Proportional to 1,803,175, 2,488,459.26 and 998,359

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Solution

The fourth proportional to 1,803,175, 2,488,459.26 and 998,359 is: 1,377,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,175 : 2,488,459.26 = 998,359 : x
  2. Step 2: Convert to fraction form
    1,803,175/2,488,459.26 = 998,359/x
  3. Step 3: Cross multiply
    1,803,175x = 2,488,459.26 × 998,359
  4. Step 4: Simplify right side
    1,803,175x = 2,484,375,698,354.34
  5. Step 5: Solve for x
    x = 2,484,375,698,354.34/1,803,175
  6. Step 6: Final answer
    x = 1,377,778.47

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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.