Home / 1,386,004-1,912,685.60-750,100

Finding the Fourth Proportional to 1,386,004, 1,912,685.60 and 750,100

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Solution

The fourth proportional to 1,386,004, 1,912,685.60 and 750,100 is: 1,035,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,004 : 1,912,685.60 = 750,100 : x
  2. Step 2: Convert to fraction form
    1,386,004/1,912,685.60 = 750,100/x
  3. Step 3: Cross multiply
    1,386,004x = 1,912,685.60 × 750,100
  4. Step 4: Simplify right side
    1,386,004x = 1,434,705,468,560
  5. Step 5: Solve for x
    x = 1,434,705,468,560/1,386,004
  6. Step 6: Final answer
    x = 1,035,138.04

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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.