Home / 4,142,139.10-6,213,159.30-1,068,113.76

Finding the Fourth Proportional to 4,142,139.10, 6,213,159.30 and 1,068,113.76

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Solution

The fourth proportional to 4,142,139.10, 6,213,159.30 and 1,068,113.76 is: 1,602,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,139.10 : 6,213,159.30 = 1,068,113.76 : x
  2. Step 2: Convert to fraction form
    4,142,139.10/6,213,159.30 = 1,068,113.76/x
  3. Step 3: Cross multiply
    4,142,139.10x = 6,213,159.30 × 1,068,113.76
  4. Step 4: Simplify right side
    4,142,139.10x = 6,636,360,941,401.97
  5. Step 5: Solve for x
    x = 6,636,360,941,401.97/4,142,139.10
  6. Step 6: Final answer
    x = 1,602,157.91

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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.