Home / 1,567,219.15-2,355,839.93-1,456,281.55

Finding the Fourth Proportional to 1,567,219.15, 2,355,839.93 and 1,456,281.55

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Solution

The fourth proportional to 1,567,219.15, 2,355,839.93 and 1,456,281.55 is: 2,189,078.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,219.15 : 2,355,839.93 = 1,456,281.55 : x
  2. Step 2: Convert to fraction form
    1,567,219.15/2,355,839.93 = 1,456,281.55/x
  3. Step 3: Cross multiply
    1,567,219.15x = 2,355,839.93 × 1,456,281.55
  4. Step 4: Simplify right side
    1,567,219.15x = 3,430,766,224,812.29
  5. Step 5: Solve for x
    x = 3,430,766,224,812.29/1,567,219.15
  6. Step 6: Final answer
    x = 2,189,078.81

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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.