Home / 1,265,913.04-1,897,557.33-791,509

Finding the Fourth Proportional to 1,265,913.04, 1,897,557.33 and 791,509

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Solution

The fourth proportional to 1,265,913.04, 1,897,557.33 and 791,509 is: 1,186,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,913.04 : 1,897,557.33 = 791,509 : x
  2. Step 2: Convert to fraction form
    1,265,913.04/1,897,557.33 = 791,509/x
  3. Step 3: Cross multiply
    1,265,913.04x = 1,897,557.33 × 791,509
  4. Step 4: Simplify right side
    1,265,913.04x = 1,501,933,704,710.97
  5. Step 5: Solve for x
    x = 1,501,933,704,710.97/1,265,913.04
  6. Step 6: Final answer
    x = 1,186,443.03

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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.