Home / 1,041,244.72-1,562,107.68-442,225.48

Finding the Fourth Proportional to 1,041,244.72, 1,562,107.68 and 442,225.48

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Solution

The fourth proportional to 1,041,244.72, 1,562,107.68 and 442,225.48 is: 663,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,244.72 : 1,562,107.68 = 442,225.48 : x
  2. Step 2: Convert to fraction form
    1,041,244.72/1,562,107.68 = 442,225.48/x
  3. Step 3: Cross multiply
    1,041,244.72x = 1,562,107.68 × 442,225.48
  4. Step 4: Simplify right side
    1,041,244.72x = 690,803,818,599.69
  5. Step 5: Solve for x
    x = 690,803,818,599.69/1,041,244.72
  6. Step 6: Final answer
    x = 663,440.40

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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.