Home / 1,402,600.68-1,935,133.20-858,168.90

Finding the Fourth Proportional to 1,402,600.68, 1,935,133.20 and 858,168.90

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Solution

The fourth proportional to 1,402,600.68, 1,935,133.20 and 858,168.90 is: 1,183,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,600.68 : 1,935,133.20 = 858,168.90 : x
  2. Step 2: Convert to fraction form
    1,402,600.68/1,935,133.20 = 858,168.90/x
  3. Step 3: Cross multiply
    1,402,600.68x = 1,935,133.20 × 858,168.90
  4. Step 4: Simplify right side
    1,402,600.68x = 1,660,671,129,597.48
  5. Step 5: Solve for x
    x = 1,660,671,129,597.48/1,402,600.68
  6. Step 6: Final answer
    x = 1,183,994.24

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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.