Home / 1,041,570.70-1,562,356.05-864,423.70

Finding the Fourth Proportional to 1,041,570.70, 1,562,356.05 and 864,423.70

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Solution

The fourth proportional to 1,041,570.70, 1,562,356.05 and 864,423.70 is: 1,296,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,570.70 : 1,562,356.05 = 864,423.70 : x
  2. Step 2: Convert to fraction form
    1,041,570.70/1,562,356.05 = 864,423.70/x
  3. Step 3: Cross multiply
    1,041,570.70x = 1,562,356.05 × 864,423.70
  4. Step 4: Simplify right side
    1,041,570.70x = 1,350,537,597,458.39
  5. Step 5: Solve for x
    x = 1,350,537,597,458.39/1,041,570.70
  6. Step 6: Final answer
    x = 1,296,635.55

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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.