Home / 1,018,440-1,527,996.96-545,019.84

Finding the Fourth Proportional to 1,018,440, 1,527,996.96 and 545,019.84

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Solution

The fourth proportional to 1,018,440, 1,527,996.96 and 545,019.84 is: 817,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,440 : 1,527,996.96 = 545,019.84 : x
  2. Step 2: Convert to fraction form
    1,018,440/1,527,996.96 = 545,019.84/x
  3. Step 3: Cross multiply
    1,018,440x = 1,527,996.96 × 545,019.84
  4. Step 4: Simplify right side
    1,018,440x = 832,788,658,659.69
  5. Step 5: Solve for x
    x = 832,788,658,659.69/1,018,440
  6. Step 6: Final answer
    x = 817,710.08

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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.