Home / 1,711,123.28-2,565,798.94-912,190.24

Finding the Fourth Proportional to 1,711,123.28, 2,565,798.94 and 912,190.24

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Solution

The fourth proportional to 1,711,123.28, 2,565,798.94 and 912,190.24 is: 1,367,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,123.28 : 2,565,798.94 = 912,190.24 : x
  2. Step 2: Convert to fraction form
    1,711,123.28/2,565,798.94 = 912,190.24/x
  3. Step 3: Cross multiply
    1,711,123.28x = 2,565,798.94 × 912,190.24
  4. Step 4: Simplify right side
    1,711,123.28x = 2,340,496,750,870.35
  5. Step 5: Solve for x
    x = 2,340,496,750,870.35/1,711,123.28
  6. Step 6: Final answer
    x = 1,367,813.05

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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.