Home / 1,244,623.11-1,867,079.04-434,756.76

Finding the Fourth Proportional to 1,244,623.11, 1,867,079.04 and 434,756.76

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Solution

The fourth proportional to 1,244,623.11, 1,867,079.04 and 434,756.76 is: 652,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,623.11 : 1,867,079.04 = 434,756.76 : x
  2. Step 2: Convert to fraction form
    1,244,623.11/1,867,079.04 = 434,756.76/x
  3. Step 3: Cross multiply
    1,244,623.11x = 1,867,079.04 × 434,756.76
  4. Step 4: Simplify right side
    1,244,623.11x = 811,725,234,094.31
  5. Step 5: Solve for x
    x = 811,725,234,094.31/1,244,623.11
  6. Step 6: Final answer
    x = 652,185.57

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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.