Home / 1,537,415.78-2,306,403.52-769,314.71

Finding the Fourth Proportional to 1,537,415.78, 2,306,403.52 and 769,314.71

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Solution

The fourth proportional to 1,537,415.78, 2,306,403.52 and 769,314.71 is: 1,154,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,415.78 : 2,306,403.52 = 769,314.71 : x
  2. Step 2: Convert to fraction form
    1,537,415.78/2,306,403.52 = 769,314.71/x
  3. Step 3: Cross multiply
    1,537,415.78x = 2,306,403.52 × 769,314.71
  4. Step 4: Simplify right side
    1,537,415.78x = 1,774,350,158,974.50
  5. Step 5: Solve for x
    x = 1,774,350,158,974.50/1,537,415.78
  6. Step 6: Final answer
    x = 1,154,112.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.