Home / 1,018,768.64-1,527,202.74-344,381

Finding the Fourth Proportional to 1,018,768.64, 1,527,202.74 and 344,381

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Solution

The fourth proportional to 1,018,768.64, 1,527,202.74 and 344,381 is: 516,250.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,768.64 : 1,527,202.74 = 344,381 : x
  2. Step 2: Convert to fraction form
    1,018,768.64/1,527,202.74 = 344,381/x
  3. Step 3: Cross multiply
    1,018,768.64x = 1,527,202.74 × 344,381
  4. Step 4: Simplify right side
    1,018,768.64x = 525,939,606,803.94
  5. Step 5: Solve for x
    x = 525,939,606,803.94/1,018,768.64
  6. Step 6: Final answer
    x = 516,250.29

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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.