Home / 4,715,447.40-7,074,277.02-1,875,721.32

Finding the Fourth Proportional to 4,715,447.40, 7,074,277.02 and 1,875,721.32

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Solution

The fourth proportional to 4,715,447.40, 7,074,277.02 and 1,875,721.32 is: 2,814,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715,447.40 : 7,074,277.02 = 1,875,721.32 : x
  2. Step 2: Convert to fraction form
    4,715,447.40/7,074,277.02 = 1,875,721.32/x
  3. Step 3: Cross multiply
    4,715,447.40x = 7,074,277.02 × 1,875,721.32
  4. Step 4: Simplify right side
    4,715,447.40x = 13,269,372,230,000.07
  5. Step 5: Solve for x
    x = 13,269,372,230,000.07/4,715,447.40
  6. Step 6: Final answer
    x = 2,814,021.90

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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.