Home / 1,015,292.35-1,400,925.81-579,510.73

Finding the Fourth Proportional to 1,015,292.35, 1,400,925.81 and 579,510.73

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Solution

The fourth proportional to 1,015,292.35, 1,400,925.81 and 579,510.73 is: 799,623.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,292.35 : 1,400,925.81 = 579,510.73 : x
  2. Step 2: Convert to fraction form
    1,015,292.35/1,400,925.81 = 579,510.73/x
  3. Step 3: Cross multiply
    1,015,292.35x = 1,400,925.81 × 579,510.73
  4. Step 4: Simplify right side
    1,015,292.35x = 811,851,538,828.94
  5. Step 5: Solve for x
    x = 811,851,538,828.94/1,015,292.35
  6. Step 6: Final answer
    x = 799,623.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.