Home / 3,417,780.80-5,126,962.80-893,432

Finding the Fourth Proportional to 3,417,780.80, 5,126,962.80 and 893,432

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Solution

The fourth proportional to 3,417,780.80, 5,126,962.80 and 893,432 is: 1,340,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,780.80 : 5,126,962.80 = 893,432 : x
  2. Step 2: Convert to fraction form
    3,417,780.80/5,126,962.80 = 893,432/x
  3. Step 3: Cross multiply
    3,417,780.80x = 5,126,962.80 × 893,432
  4. Step 4: Simplify right side
    3,417,780.80x = 4,580,592,628,329.60
  5. Step 5: Solve for x
    x = 4,580,592,628,329.60/3,417,780.80
  6. Step 6: Final answer
    x = 1,340,224.23

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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.