Home / 2,862,368.20-4,300,550.70-2,153,780.20

Finding the Fourth Proportional to 2,862,368.20, 4,300,550.70 and 2,153,780.20

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Solution

The fourth proportional to 2,862,368.20, 4,300,550.70 and 2,153,780.20 is: 3,235,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,368.20 : 4,300,550.70 = 2,153,780.20 : x
  2. Step 2: Convert to fraction form
    2,862,368.20/4,300,550.70 = 2,153,780.20/x
  3. Step 3: Cross multiply
    2,862,368.20x = 4,300,550.70 × 2,153,780.20
  4. Step 4: Simplify right side
    2,862,368.20x = 9,262,440,946,756.14
  5. Step 5: Solve for x
    x = 9,262,440,946,756.14/2,862,368.20
  6. Step 6: Final answer
    x = 3,235,936.22

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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.