Home / 3,132,511.80-4,698,767.70-1,872,799.80

Finding the Fourth Proportional to 3,132,511.80, 4,698,767.70 and 1,872,799.80

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Solution

The fourth proportional to 3,132,511.80, 4,698,767.70 and 1,872,799.80 is: 2,809,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,511.80 : 4,698,767.70 = 1,872,799.80 : x
  2. Step 2: Convert to fraction form
    3,132,511.80/4,698,767.70 = 1,872,799.80/x
  3. Step 3: Cross multiply
    3,132,511.80x = 4,698,767.70 × 1,872,799.80
  4. Step 4: Simplify right side
    3,132,511.80x = 8,799,851,208,806.46
  5. Step 5: Solve for x
    x = 8,799,851,208,806.46/3,132,511.80
  6. Step 6: Final answer
    x = 2,809,199.70

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1.5x scale

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.