Home / 3,133,723.40-4,702,140.30-1,786,920.20

Finding the Fourth Proportional to 3,133,723.40, 4,702,140.30 and 1,786,920.20

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Solution

The fourth proportional to 3,133,723.40, 4,702,140.30 and 1,786,920.20 is: 2,681,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,723.40 : 4,702,140.30 = 1,786,920.20 : x
  2. Step 2: Convert to fraction form
    3,133,723.40/4,702,140.30 = 1,786,920.20/x
  3. Step 3: Cross multiply
    3,133,723.40x = 4,702,140.30 × 1,786,920.20
  4. Step 4: Simplify right side
    3,133,723.40x = 8,402,349,485,304.06
  5. Step 5: Solve for x
    x = 8,402,349,485,304.06/3,133,723.40
  6. Step 6: Final answer
    x = 2,681,267.11

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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.