Home / 1,531,348.63-2,113,223.85-843,014.88

Finding the Fourth Proportional to 1,531,348.63, 2,113,223.85 and 843,014.88

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Solution

The fourth proportional to 1,531,348.63, 2,113,223.85 and 843,014.88 is: 1,163,340.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,348.63 : 2,113,223.85 = 843,014.88 : x
  2. Step 2: Convert to fraction form
    1,531,348.63/2,113,223.85 = 843,014.88/x
  3. Step 3: Cross multiply
    1,531,348.63x = 2,113,223.85 × 843,014.88
  4. Step 4: Simplify right side
    1,531,348.63x = 1,781,479,150,320.89
  5. Step 5: Solve for x
    x = 1,781,479,150,320.89/1,531,348.63
  6. Step 6: Final answer
    x = 1,163,340.02

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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.