Home / 1,673,947.20-2,310,019.86-910,020

Finding the Fourth Proportional to 1,673,947.20, 2,310,019.86 and 910,020

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Solution

The fourth proportional to 1,673,947.20, 2,310,019.86 and 910,020 is: 1,255,812.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,947.20 : 2,310,019.86 = 910,020 : x
  2. Step 2: Convert to fraction form
    1,673,947.20/2,310,019.86 = 910,020/x
  3. Step 3: Cross multiply
    1,673,947.20x = 2,310,019.86 × 910,020
  4. Step 4: Simplify right side
    1,673,947.20x = 2,102,164,272,997.20
  5. Step 5: Solve for x
    x = 2,102,164,272,997.20/1,673,947.20
  6. Step 6: Final answer
    x = 1,255,812.77

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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.