Home / 1,218,094.08-1,680,583.38-708,698.04

Finding the Fourth Proportional to 1,218,094.08, 1,680,583.38 and 708,698.04

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Solution

The fourth proportional to 1,218,094.08, 1,680,583.38 and 708,698.04 is: 977,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,094.08 : 1,680,583.38 = 708,698.04 : x
  2. Step 2: Convert to fraction form
    1,218,094.08/1,680,583.38 = 708,698.04/x
  3. Step 3: Cross multiply
    1,218,094.08x = 1,680,583.38 × 708,698.04
  4. Step 4: Simplify right side
    1,218,094.08x = 1,191,026,147,462.58
  5. Step 5: Solve for x
    x = 1,191,026,147,462.58/1,218,094.08
  6. Step 6: Final answer
    x = 977,778.45

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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.