Home / 2,971,281.05-4,455,279.26-921,373.14

Finding the Fourth Proportional to 2,971,281.05, 4,455,279.26 and 921,373.14

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Solution

The fourth proportional to 2,971,281.05, 4,455,279.26 and 921,373.14 is: 1,381,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,281.05 : 4,455,279.26 = 921,373.14 : x
  2. Step 2: Convert to fraction form
    2,971,281.05/4,455,279.26 = 921,373.14/x
  3. Step 3: Cross multiply
    2,971,281.05x = 4,455,279.26 × 921,373.14
  4. Step 4: Simplify right side
    2,971,281.05x = 4,104,974,640,211.36
  5. Step 5: Solve for x
    x = 4,104,974,640,211.36/2,971,281.05
  6. Step 6: Final answer
    x = 1,381,550.44

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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.