Home / 3,397,714.18-4,688,842.86-1,869,821.32

Finding the Fourth Proportional to 3,397,714.18, 4,688,842.86 and 1,869,821.32

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Solution

The fourth proportional to 3,397,714.18, 4,688,842.86 and 1,869,821.32 is: 2,580,351.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,714.18 : 4,688,842.86 = 1,869,821.32 : x
  2. Step 2: Convert to fraction form
    3,397,714.18/4,688,842.86 = 1,869,821.32/x
  3. Step 3: Cross multiply
    3,397,714.18x = 4,688,842.86 × 1,869,821.32
  4. Step 4: Simplify right side
    3,397,714.18x = 8,767,298,345,757.78
  5. Step 5: Solve for x
    x = 8,767,298,345,757.78/3,397,714.18
  6. Step 6: Final answer
    x = 2,580,351.93

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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.