Home / 1,310,315.78-1,808,230.02-737,365.52

Finding the Fourth Proportional to 1,310,315.78, 1,808,230.02 and 737,365.52

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Solution

The fourth proportional to 1,310,315.78, 1,808,230.02 and 737,365.52 is: 1,017,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,315.78 : 1,808,230.02 = 737,365.52 : x
  2. Step 2: Convert to fraction form
    1,310,315.78/1,808,230.02 = 737,365.52/x
  3. Step 3: Cross multiply
    1,310,315.78x = 1,808,230.02 × 737,365.52
  4. Step 4: Simplify right side
    1,310,315.78x = 1,333,326,468,976.91
  5. Step 5: Solve for x
    x = 1,333,326,468,976.91/1,310,315.78
  6. Step 6: Final answer
    x = 1,017,561.18

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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.