Home / 1,670,697.95-2,507,101.12-711,152.02

Finding the Fourth Proportional to 1,670,697.95, 2,507,101.12 and 711,152.02

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Solution

The fourth proportional to 1,670,697.95, 2,507,101.12 and 711,152.02 is: 1,067,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,697.95 : 2,507,101.12 = 711,152.02 : x
  2. Step 2: Convert to fraction form
    1,670,697.95/2,507,101.12 = 711,152.02/x
  3. Step 3: Cross multiply
    1,670,697.95x = 2,507,101.12 × 711,152.02
  4. Step 4: Simplify right side
    1,670,697.95x = 1,782,930,017,786.63
  5. Step 5: Solve for x
    x = 1,782,930,017,786.63/1,670,697.95
  6. Step 6: Final answer
    x = 1,067,176.76

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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.