Home / 1,200,402.08-1,656,533.90-656,525.93

Finding the Fourth Proportional to 1,200,402.08, 1,656,533.90 and 656,525.93

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Solution

The fourth proportional to 1,200,402.08, 1,656,533.90 and 656,525.93 is: 905,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,402.08 : 1,656,533.90 = 656,525.93 : x
  2. Step 2: Convert to fraction form
    1,200,402.08/1,656,533.90 = 656,525.93/x
  3. Step 3: Cross multiply
    1,200,402.08x = 1,656,533.90 × 656,525.93
  4. Step 4: Simplify right side
    1,200,402.08x = 1,087,557,447,708.73
  5. Step 5: Solve for x
    x = 1,087,557,447,708.73/1,200,402.08
  6. Step 6: Final answer
    x = 905,994.31

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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.