Home / 1,240,848.62-1,712,372-696,984.70

Finding the Fourth Proportional to 1,240,848.62, 1,712,372 and 696,984.70

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Solution

The fourth proportional to 1,240,848.62, 1,712,372 and 696,984.70 is: 961,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,848.62 : 1,712,372 = 696,984.70 : x
  2. Step 2: Convert to fraction form
    1,240,848.62/1,712,372 = 696,984.70/x
  3. Step 3: Cross multiply
    1,240,848.62x = 1,712,372 × 696,984.70
  4. Step 4: Simplify right side
    1,240,848.62x = 1,193,497,084,708.40
  5. Step 5: Solve for x
    x = 1,193,497,084,708.40/1,240,848.62
  6. Step 6: Final answer
    x = 961,839.39

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1.5x scale

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.