Home / 2,121,810.12-2,928,095.06-1,154,937.42

Finding the Fourth Proportional to 2,121,810.12, 2,928,095.06 and 1,154,937.42

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Solution

The fourth proportional to 2,121,810.12, 2,928,095.06 and 1,154,937.42 is: 1,593,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,810.12 : 2,928,095.06 = 1,154,937.42 : x
  2. Step 2: Convert to fraction form
    2,121,810.12/2,928,095.06 = 1,154,937.42/x
  3. Step 3: Cross multiply
    2,121,810.12x = 2,928,095.06 × 1,154,937.42
  4. Step 4: Simplify right side
    2,121,810.12x = 3,381,766,548,336.46
  5. Step 5: Solve for x
    x = 3,381,766,548,336.46/2,121,810.12
  6. Step 6: Final answer
    x = 1,593,812.06

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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.