Home / 1,203,276.56-1,803,700.24-754,312.79

Finding the Fourth Proportional to 1,203,276.56, 1,803,700.24 and 754,312.79

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Solution

The fourth proportional to 1,203,276.56, 1,803,700.24 and 754,312.79 is: 1,130,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,276.56 : 1,803,700.24 = 754,312.79 : x
  2. Step 2: Convert to fraction form
    1,203,276.56/1,803,700.24 = 754,312.79/x
  3. Step 3: Cross multiply
    1,203,276.56x = 1,803,700.24 × 754,312.79
  4. Step 4: Simplify right side
    1,203,276.56x = 1,360,554,162,981.54
  5. Step 5: Solve for x
    x = 1,360,554,162,981.54/1,203,276.56
  6. Step 6: Final answer
    x = 1,130,707.78

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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.