Home / 2,934,809.40-4,402,214.10-805,108.80

Finding the Fourth Proportional to 2,934,809.40, 4,402,214.10 and 805,108.80

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Solution

The fourth proportional to 2,934,809.40, 4,402,214.10 and 805,108.80 is: 1,207,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,809.40 : 4,402,214.10 = 805,108.80 : x
  2. Step 2: Convert to fraction form
    2,934,809.40/4,402,214.10 = 805,108.80/x
  3. Step 3: Cross multiply
    2,934,809.40x = 4,402,214.10 × 805,108.80
  4. Step 4: Simplify right side
    2,934,809.40x = 3,544,261,311,394.08
  5. Step 5: Solve for x
    x = 3,544,261,311,394.08/2,934,809.40
  6. Step 6: Final answer
    x = 1,207,663.20

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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.