Home / 984,722.30-1,477,666.65-717,811.10

Finding the Fourth Proportional to 984,722.30, 1,477,666.65 and 717,811.10

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Solution

The fourth proportional to 984,722.30, 1,477,666.65 and 717,811.10 is: 1,077,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,722.30 : 1,477,666.65 = 717,811.10 : x
  2. Step 2: Convert to fraction form
    984,722.30/1,477,666.65 = 717,811.10/x
  3. Step 3: Cross multiply
    984,722.30x = 1,477,666.65 × 717,811.10
  4. Step 4: Simplify right side
    984,722.30x = 1,060,685,523,469.82
  5. Step 5: Solve for x
    x = 1,060,685,523,469.82/984,722.30
  6. Step 6: Final answer
    x = 1,077,141.77

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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.