Home / 3,073,638.60-4,237,678.51-2,520,315.63

Finding the Fourth Proportional to 3,073,638.60, 4,237,678.51 and 2,520,315.63

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Solution

The fourth proportional to 3,073,638.60, 4,237,678.51 and 2,520,315.63 is: 3,474,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073,638.60 : 4,237,678.51 = 2,520,315.63 : x
  2. Step 2: Convert to fraction form
    3,073,638.60/4,237,678.51 = 2,520,315.63/x
  3. Step 3: Cross multiply
    3,073,638.60x = 4,237,678.51 × 2,520,315.63
  4. Step 4: Simplify right side
    3,073,638.60x = 10,680,287,394,262.31
  5. Step 5: Solve for x
    x = 10,680,287,394,262.31/3,073,638.60
  6. Step 6: Final answer
    x = 3,474,802.60

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1.5x scale

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.