Home / 1,201,527.70-1,803,312.15-492,064.90

Finding the Fourth Proportional to 1,201,527.70, 1,803,312.15 and 492,064.90

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Solution

The fourth proportional to 1,201,527.70, 1,803,312.15 and 492,064.90 is: 738,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,527.70 : 1,803,312.15 = 492,064.90 : x
  2. Step 2: Convert to fraction form
    1,201,527.70/1,803,312.15 = 492,064.90/x
  3. Step 3: Cross multiply
    1,201,527.70x = 1,803,312.15 × 492,064.90
  4. Step 4: Simplify right side
    1,201,527.70x = 887,346,612,758.54
  5. Step 5: Solve for x
    x = 887,346,612,758.54/1,201,527.70
  6. Step 6: Final answer
    x = 738,515.32

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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.