Home / 2,877,354.88-3,970,688.40-1,570,563.52

Finding the Fourth Proportional to 2,877,354.88, 3,970,688.40 and 1,570,563.52

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Solution

The fourth proportional to 2,877,354.88, 3,970,688.40 and 1,570,563.52 is: 2,167,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,354.88 : 3,970,688.40 = 1,570,563.52 : x
  2. Step 2: Convert to fraction form
    2,877,354.88/3,970,688.40 = 1,570,563.52/x
  3. Step 3: Cross multiply
    2,877,354.88x = 3,970,688.40 × 1,570,563.52
  4. Step 4: Simplify right side
    2,877,354.88x = 6,236,218,350,327.17
  5. Step 5: Solve for x
    x = 6,236,218,350,327.17/2,877,354.88
  6. Step 6: Final answer
    x = 2,167,344.18

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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.