Home / 1,969,030.20-2,953,545.30-706,693.80

Finding the Fourth Proportional to 1,969,030.20, 2,953,545.30 and 706,693.80

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Solution

The fourth proportional to 1,969,030.20, 2,953,545.30 and 706,693.80 is: 1,060,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,030.20 : 2,953,545.30 = 706,693.80 : x
  2. Step 2: Convert to fraction form
    1,969,030.20/2,953,545.30 = 706,693.80/x
  3. Step 3: Cross multiply
    1,969,030.20x = 2,953,545.30 × 706,693.80
  4. Step 4: Simplify right side
    1,969,030.20x = 2,087,252,151,529.14
  5. Step 5: Solve for x
    x = 2,087,252,151,529.14/1,969,030.20
  6. Step 6: Final answer
    x = 1,060,040.70

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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.