Home / 2,312,700.71-3,472,461.23-1,290,029.01

Finding the Fourth Proportional to 2,312,700.71, 3,472,461.23 and 1,290,029.01

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Solution

The fourth proportional to 2,312,700.71, 3,472,461.23 and 1,290,029.01 is: 1,936,945.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,700.71 : 3,472,461.23 = 1,290,029.01 : x
  2. Step 2: Convert to fraction form
    2,312,700.71/3,472,461.23 = 1,290,029.01/x
  3. Step 3: Cross multiply
    2,312,700.71x = 3,472,461.23 × 1,290,029.01
  4. Step 4: Simplify right side
    2,312,700.71x = 4,479,575,716,350.14
  5. Step 5: Solve for x
    x = 4,479,575,716,350.14/2,312,700.71
  6. Step 6: Final answer
    x = 1,936,945.71

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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.