Home / 1,447,744.50-1,997,889.90-803,164.74

Finding the Fourth Proportional to 1,447,744.50, 1,997,889.90 and 803,164.74

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Solution

The fourth proportional to 1,447,744.50, 1,997,889.90 and 803,164.74 is: 1,108,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,744.50 : 1,997,889.90 = 803,164.74 : x
  2. Step 2: Convert to fraction form
    1,447,744.50/1,997,889.90 = 803,164.74/x
  3. Step 3: Cross multiply
    1,447,744.50x = 1,997,889.90 × 803,164.74
  4. Step 4: Simplify right side
    1,447,744.50x = 1,604,634,722,082.13
  5. Step 5: Solve for x
    x = 1,604,634,722,082.13/1,447,744.50
  6. Step 6: Final answer
    x = 1,108,368.72

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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.