Home / 1,578,947.04-2,178,969.32-966,876.48

Finding the Fourth Proportional to 1,578,947.04, 2,178,969.32 and 966,876.48

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Solution

The fourth proportional to 1,578,947.04, 2,178,969.32 and 966,876.48 is: 1,334,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,947.04 : 2,178,969.32 = 966,876.48 : x
  2. Step 2: Convert to fraction form
    1,578,947.04/2,178,969.32 = 966,876.48/x
  3. Step 3: Cross multiply
    1,578,947.04x = 2,178,969.32 × 966,876.48
  4. Step 4: Simplify right side
    1,578,947.04x = 2,106,794,188,566.78
  5. Step 5: Solve for x
    x = 2,106,794,188,566.78/1,578,947.04
  6. Step 6: Final answer
    x = 1,334,303.26

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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.