Home / 1,210,853.61-1,671,049.85-694,604.03

Finding the Fourth Proportional to 1,210,853.61, 1,671,049.85 and 694,604.03

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Solution

The fourth proportional to 1,210,853.61, 1,671,049.85 and 694,604.03 is: 958,594.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,853.61 : 1,671,049.85 = 694,604.03 : x
  2. Step 2: Convert to fraction form
    1,210,853.61/1,671,049.85 = 694,604.03/x
  3. Step 3: Cross multiply
    1,210,853.61x = 1,671,049.85 × 694,604.03
  4. Step 4: Simplify right side
    1,210,853.61x = 1,160,717,948,312.63
  5. Step 5: Solve for x
    x = 1,160,717,948,312.63/1,210,853.61
  6. Step 6: Final answer
    x = 958,594.78

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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.