Home / 1,820,876.04-2,512,795.08-1,005,079.62

Finding the Fourth Proportional to 1,820,876.04, 2,512,795.08 and 1,005,079.62

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Solution

The fourth proportional to 1,820,876.04, 2,512,795.08 and 1,005,079.62 is: 1,387,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,876.04 : 2,512,795.08 = 1,005,079.62 : x
  2. Step 2: Convert to fraction form
    1,820,876.04/2,512,795.08 = 1,005,079.62/x
  3. Step 3: Cross multiply
    1,820,876.04x = 2,512,795.08 × 1,005,079.62
  4. Step 4: Simplify right side
    1,820,876.04x = 2,525,559,124,144.27
  5. Step 5: Solve for x
    x = 2,525,559,124,144.27/1,820,876.04
  6. Step 6: Final answer
    x = 1,387,002.23

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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.