Home / 1,965,953.58-2,949,445.42-618,061.74

Finding the Fourth Proportional to 1,965,953.58, 2,949,445.42 and 618,061.74

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Solution

The fourth proportional to 1,965,953.58, 2,949,445.42 and 618,061.74 is: 927,254.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,953.58 : 2,949,445.42 = 618,061.74 : x
  2. Step 2: Convert to fraction form
    1,965,953.58/2,949,445.42 = 618,061.74/x
  3. Step 3: Cross multiply
    1,965,953.58x = 2,949,445.42 × 618,061.74
  4. Step 4: Simplify right side
    1,965,953.58x = 1,822,939,368,320.23
  5. Step 5: Solve for x
    x = 1,822,939,368,320.23/1,965,953.58
  6. Step 6: Final answer
    x = 927,254.53

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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.