Home / 2,860,134.48-3,949,547.52-2,133,720.60

Finding the Fourth Proportional to 2,860,134.48, 3,949,547.52 and 2,133,720.60

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Solution

The fourth proportional to 2,860,134.48, 3,949,547.52 and 2,133,720.60 is: 2,946,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,134.48 : 3,949,547.52 = 2,133,720.60 : x
  2. Step 2: Convert to fraction form
    2,860,134.48/3,949,547.52 = 2,133,720.60/x
  3. Step 3: Cross multiply
    2,860,134.48x = 3,949,547.52 × 2,133,720.60
  4. Step 4: Simplify right side
    2,860,134.48x = 8,427,230,904,102.91
  5. Step 5: Solve for x
    x = 8,427,230,904,102.91/2,860,134.48
  6. Step 6: Final answer
    x = 2,946,445.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.