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Finding the Fourth Proportional to 895,903.70, 1,339,967.55 and 801,814.10

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Solution

The fourth proportional to 895,903.70, 1,339,967.55 and 801,814.10 is: 1,199,241.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,903.70 : 1,339,967.55 = 801,814.10 : x
  2. Step 2: Convert to fraction form
    895,903.70/1,339,967.55 = 801,814.10/x
  3. Step 3: Cross multiply
    895,903.70x = 1,339,967.55 × 801,814.10
  4. Step 4: Simplify right side
    895,903.70x = 1,074,404,875,132.46
  5. Step 5: Solve for x
    x = 1,074,404,875,132.46/895,903.70
  6. Step 6: Final answer
    x = 1,199,241.48

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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.