Home / 1,447,056.12-2,160,045.06-1,340,330.52

Finding the Fourth Proportional to 1,447,056.12, 2,160,045.06 and 1,340,330.52

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Solution

The fourth proportional to 1,447,056.12, 2,160,045.06 and 1,340,330.52 is: 2,000,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,056.12 : 2,160,045.06 = 1,340,330.52 : x
  2. Step 2: Convert to fraction form
    1,447,056.12/2,160,045.06 = 1,340,330.52/x
  3. Step 3: Cross multiply
    1,447,056.12x = 2,160,045.06 × 1,340,330.52
  4. Step 4: Simplify right side
    1,447,056.12x = 2,895,174,318,493.23
  5. Step 5: Solve for x
    x = 2,895,174,318,493.23/1,447,056.12
  6. Step 6: Final answer
    x = 2,000,733.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.