Home / 2,196,021.60-3,292,477.20-847,663.20

Finding the Fourth Proportional to 2,196,021.60, 3,292,477.20 and 847,663.20

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Solution

The fourth proportional to 2,196,021.60, 3,292,477.20 and 847,663.20 is: 1,270,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,021.60 : 3,292,477.20 = 847,663.20 : x
  2. Step 2: Convert to fraction form
    2,196,021.60/3,292,477.20 = 847,663.20/x
  3. Step 3: Cross multiply
    2,196,021.60x = 3,292,477.20 × 847,663.20
  4. Step 4: Simplify right side
    2,196,021.60x = 2,790,911,759,279.04
  5. Step 5: Solve for x
    x = 2,790,911,759,279.04/2,196,021.60
  6. Step 6: Final answer
    x = 1,270,894.49

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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.