Home / 1,052,177.04-1,451,661.75-643,852.80

Finding the Fourth Proportional to 1,052,177.04, 1,451,661.75 and 643,852.80

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Solution

The fourth proportional to 1,052,177.04, 1,451,661.75 and 643,852.80 is: 888,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,177.04 : 1,451,661.75 = 643,852.80 : x
  2. Step 2: Convert to fraction form
    1,052,177.04/1,451,661.75 = 643,852.80/x
  3. Step 3: Cross multiply
    1,052,177.04x = 1,451,661.75 × 643,852.80
  4. Step 4: Simplify right side
    1,052,177.04x = 934,656,482,390.40
  5. Step 5: Solve for x
    x = 934,656,482,390.40/1,052,177.04
  6. Step 6: Final answer
    x = 888,307.24

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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.