Home / 2,387,631.10-3,294,420.06-1,420,572.51

Finding the Fourth Proportional to 2,387,631.10, 3,294,420.06 and 1,420,572.51

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Solution

The fourth proportional to 2,387,631.10, 3,294,420.06 and 1,420,572.51 is: 1,960,086.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,631.10 : 3,294,420.06 = 1,420,572.51 : x
  2. Step 2: Convert to fraction form
    2,387,631.10/3,294,420.06 = 1,420,572.51/x
  3. Step 3: Cross multiply
    2,387,631.10x = 3,294,420.06 × 1,420,572.51
  4. Step 4: Simplify right side
    2,387,631.10x = 4,679,962,573,628.55
  5. Step 5: Solve for x
    x = 4,679,962,573,628.55/2,387,631.10
  6. Step 6: Final answer
    x = 1,960,086.12

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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.