Home / 1,488,934.02-2,054,172.18-876,712.53

Finding the Fourth Proportional to 1,488,934.02, 2,054,172.18 and 876,712.53

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Solution

The fourth proportional to 1,488,934.02, 2,054,172.18 and 876,712.53 is: 1,209,535.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,934.02 : 2,054,172.18 = 876,712.53 : x
  2. Step 2: Convert to fraction form
    1,488,934.02/2,054,172.18 = 876,712.53/x
  3. Step 3: Cross multiply
    1,488,934.02x = 2,054,172.18 × 876,712.53
  4. Step 4: Simplify right side
    1,488,934.02x = 1,800,918,488,983.42
  5. Step 5: Solve for x
    x = 1,800,918,488,983.42/1,488,934.02
  6. Step 6: Final answer
    x = 1,209,535.46

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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.