Home / 2,159,876.47-3,240,000.76-562,442.47

Finding the Fourth Proportional to 2,159,876.47, 3,240,000.76 and 562,442.47

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Solution

The fourth proportional to 2,159,876.47, 3,240,000.76 and 562,442.47 is: 843,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,876.47 : 3,240,000.76 = 562,442.47 : x
  2. Step 2: Convert to fraction form
    2,159,876.47/3,240,000.76 = 562,442.47/x
  3. Step 3: Cross multiply
    2,159,876.47x = 3,240,000.76 × 562,442.47
  4. Step 4: Simplify right side
    2,159,876.47x = 1,822,314,030,256.28
  5. Step 5: Solve for x
    x = 1,822,314,030,256.28/2,159,876.47
  6. Step 6: Final answer
    x = 843,712.15

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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.