Home / 1,039,565.85-1,558,674.45-440,364.30

Finding the Fourth Proportional to 1,039,565.85, 1,558,674.45 and 440,364.30

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Solution

The fourth proportional to 1,039,565.85, 1,558,674.45 and 440,364.30 is: 660,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,565.85 : 1,558,674.45 = 440,364.30 : x
  2. Step 2: Convert to fraction form
    1,039,565.85/1,558,674.45 = 440,364.30/x
  3. Step 3: Cross multiply
    1,039,565.85x = 1,558,674.45 × 440,364.30
  4. Step 4: Simplify right side
    1,039,565.85x = 686,384,583,102.14
  5. Step 5: Solve for x
    x = 686,384,583,102.14/1,039,565.85
  6. Step 6: Final answer
    x = 660,260.80

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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.