Home / 2,875,010.80-4,310,442.60-1,878,300.40

Finding the Fourth Proportional to 2,875,010.80, 4,310,442.60 and 1,878,300.40

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Solution

The fourth proportional to 2,875,010.80, 4,310,442.60 and 1,878,300.40 is: 2,816,095.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,010.80 : 4,310,442.60 = 1,878,300.40 : x
  2. Step 2: Convert to fraction form
    2,875,010.80/4,310,442.60 = 1,878,300.40/x
  3. Step 3: Cross multiply
    2,875,010.80x = 4,310,442.60 × 1,878,300.40
  4. Step 4: Simplify right side
    2,875,010.80x = 8,096,306,059,757.04
  5. Step 5: Solve for x
    x = 8,096,306,059,757.04/2,875,010.80
  6. Step 6: Final answer
    x = 2,816,095.88

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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.