Home / 4,705,378.80-7,057,922.40-1,339,585.80

Finding the Fourth Proportional to 4,705,378.80, 7,057,922.40 and 1,339,585.80

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Solution

The fourth proportional to 4,705,378.80, 7,057,922.40 and 1,339,585.80 is: 2,009,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,378.80 : 7,057,922.40 = 1,339,585.80 : x
  2. Step 2: Convert to fraction form
    4,705,378.80/7,057,922.40 = 1,339,585.80/x
  3. Step 3: Cross multiply
    4,705,378.80x = 7,057,922.40 × 1,339,585.80
  4. Step 4: Simplify right side
    4,705,378.80x = 9,454,692,624,541.92
  5. Step 5: Solve for x
    x = 9,454,692,624,541.92/4,705,378.80
  6. Step 6: Final answer
    x = 2,009,337.19

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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.