Home / 5,429,521.86-8,144,307.51-1,835,308.05

Finding the Fourth Proportional to 5,429,521.86, 8,144,307.51 and 1,835,308.05

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Solution

The fourth proportional to 5,429,521.86, 8,144,307.51 and 1,835,308.05 is: 2,752,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,521.86 : 8,144,307.51 = 1,835,308.05 : x
  2. Step 2: Convert to fraction form
    5,429,521.86/8,144,307.51 = 1,835,308.05/x
  3. Step 3: Cross multiply
    5,429,521.86x = 8,144,307.51 × 1,835,308.05
  4. Step 4: Simplify right side
    5,429,521.86x = 14,947,313,134,778.46
  5. Step 5: Solve for x
    x = 14,947,313,134,778.46/5,429,521.86
  6. Step 6: Final answer
    x = 2,752,970.43

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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.