Home / 2,388,881.76-3,574,902.96-1,490,746.20

Finding the Fourth Proportional to 2,388,881.76, 3,574,902.96 and 1,490,746.20

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Solution

The fourth proportional to 2,388,881.76, 3,574,902.96 and 1,490,746.20 is: 2,230,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,881.76 : 3,574,902.96 = 1,490,746.20 : x
  2. Step 2: Convert to fraction form
    2,388,881.76/3,574,902.96 = 1,490,746.20/x
  3. Step 3: Cross multiply
    2,388,881.76x = 3,574,902.96 × 1,490,746.20
  4. Step 4: Simplify right side
    2,388,881.76x = 5,329,273,002,988.75
  5. Step 5: Solve for x
    x = 5,329,273,002,988.75/2,388,881.76
  6. Step 6: Final answer
    x = 2,230,865.12

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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.