Home / 2,157,701.80-3,237,459.90-1,159,263.40

Finding the Fourth Proportional to 2,157,701.80, 3,237,459.90 and 1,159,263.40

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Solution

The fourth proportional to 2,157,701.80, 3,237,459.90 and 1,159,263.40 is: 1,739,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,701.80 : 3,237,459.90 = 1,159,263.40 : x
  2. Step 2: Convert to fraction form
    2,157,701.80/3,237,459.90 = 1,159,263.40/x
  3. Step 3: Cross multiply
    2,157,701.80x = 3,237,459.90 × 1,159,263.40
  4. Step 4: Simplify right side
    2,157,701.80x = 3,753,068,771,037.66
  5. Step 5: Solve for x
    x = 3,753,068,771,037.66/2,157,701.80
  6. Step 6: Final answer
    x = 1,739,382.51

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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.