Home / 2,020,434.65-2,788,264.88-1,149,247.01

Finding the Fourth Proportional to 2,020,434.65, 2,788,264.88 and 1,149,247.01

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Solution

The fourth proportional to 2,020,434.65, 2,788,264.88 and 1,149,247.01 is: 1,585,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,434.65 : 2,788,264.88 = 1,149,247.01 : x
  2. Step 2: Convert to fraction form
    2,020,434.65/2,788,264.88 = 1,149,247.01/x
  3. Step 3: Cross multiply
    2,020,434.65x = 2,788,264.88 × 1,149,247.01
  4. Step 4: Simplify right side
    2,020,434.65x = 3,204,405,081,962.11
  5. Step 5: Solve for x
    x = 3,204,405,081,962.11/2,020,434.65
  6. Step 6: Final answer
    x = 1,585,997.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.