Home / 1,248,496.20-1,872,744.30-1,038,544.20

Finding the Fourth Proportional to 1,248,496.20, 1,872,744.30 and 1,038,544.20

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Solution

The fourth proportional to 1,248,496.20, 1,872,744.30 and 1,038,544.20 is: 1,557,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,496.20 : 1,872,744.30 = 1,038,544.20 : x
  2. Step 2: Convert to fraction form
    1,248,496.20/1,872,744.30 = 1,038,544.20/x
  3. Step 3: Cross multiply
    1,248,496.20x = 1,872,744.30 × 1,038,544.20
  4. Step 4: Simplify right side
    1,248,496.20x = 1,944,927,730,848.06
  5. Step 5: Solve for x
    x = 1,944,927,730,848.06/1,248,496.20
  6. Step 6: Final answer
    x = 1,557,816.30

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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.