Home / 1,758,540.32-2,636,432.46-694,378.92

Finding the Fourth Proportional to 1,758,540.32, 2,636,432.46 and 694,378.92

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Solution

The fourth proportional to 1,758,540.32, 2,636,432.46 and 694,378.92 is: 1,041,024.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,540.32 : 2,636,432.46 = 694,378.92 : x
  2. Step 2: Convert to fraction form
    1,758,540.32/2,636,432.46 = 694,378.92/x
  3. Step 3: Cross multiply
    1,758,540.32x = 2,636,432.46 × 694,378.92
  4. Step 4: Simplify right side
    1,758,540.32x = 1,830,683,124,227.74
  5. Step 5: Solve for x
    x = 1,830,683,124,227.74/1,758,540.32
  6. Step 6: Final answer
    x = 1,041,024.26

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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.