Home / 3,012,246.40-4,518,340.80-737,780.80

Finding the Fourth Proportional to 3,012,246.40, 4,518,340.80 and 737,780.80

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Solution

The fourth proportional to 3,012,246.40, 4,518,340.80 and 737,780.80 is: 1,106,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,246.40 : 4,518,340.80 = 737,780.80 : x
  2. Step 2: Convert to fraction form
    3,012,246.40/4,518,340.80 = 737,780.80/x
  3. Step 3: Cross multiply
    3,012,246.40x = 4,518,340.80 × 737,780.80
  4. Step 4: Simplify right side
    3,012,246.40x = 3,333,545,090,096.64
  5. Step 5: Solve for x
    x = 3,333,545,090,096.64/3,012,246.40
  6. Step 6: Final answer
    x = 1,106,664.15

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1.5x scale

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.