Home / 1,207,462.32-1,808,827.20-700,961.76

Finding the Fourth Proportional to 1,207,462.32, 1,808,827.20 and 700,961.76

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Solution

The fourth proportional to 1,207,462.32, 1,808,827.20 and 700,961.76 is: 1,050,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,462.32 : 1,808,827.20 = 700,961.76 : x
  2. Step 2: Convert to fraction form
    1,207,462.32/1,808,827.20 = 700,961.76/x
  3. Step 3: Cross multiply
    1,207,462.32x = 1,808,827.20 × 700,961.76
  4. Step 4: Simplify right side
    1,207,462.32x = 1,267,918,697,647.87
  5. Step 5: Solve for x
    x = 1,267,918,697,647.87/1,207,462.32
  6. Step 6: Final answer
    x = 1,050,068.96

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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.