Home / 1,189,201.04-1,641,098.52-679,914.08

Finding the Fourth Proportional to 1,189,201.04, 1,641,098.52 and 679,914.08

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Solution

The fourth proportional to 1,189,201.04, 1,641,098.52 and 679,914.08 is: 938,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,201.04 : 1,641,098.52 = 679,914.08 : x
  2. Step 2: Convert to fraction form
    1,189,201.04/1,641,098.52 = 679,914.08/x
  3. Step 3: Cross multiply
    1,189,201.04x = 1,641,098.52 × 679,914.08
  4. Step 4: Simplify right side
    1,189,201.04x = 1,115,805,990,415.16
  5. Step 5: Solve for x
    x = 1,115,805,990,415.16/1,189,201.04
  6. Step 6: Final answer
    x = 938,282.05

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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.