Home / 1,580,436-2,370,660.15-382,356.39

Finding the Fourth Proportional to 1,580,436, 2,370,660.15 and 382,356.39

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Solution

The fourth proportional to 1,580,436, 2,370,660.15 and 382,356.39 is: 573,536.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,436 : 2,370,660.15 = 382,356.39 : x
  2. Step 2: Convert to fraction form
    1,580,436/2,370,660.15 = 382,356.39/x
  3. Step 3: Cross multiply
    1,580,436x = 2,370,660.15 × 382,356.39
  4. Step 4: Simplify right side
    1,580,436x = 906,437,056,870.86
  5. Step 5: Solve for x
    x = 906,437,056,870.86/1,580,436
  6. Step 6: Final answer
    x = 573,536.07

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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.