Home / 1,959,555.60-2,939,343.78-611,605.32

Finding the Fourth Proportional to 1,959,555.60, 2,939,343.78 and 611,605.32

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Solution

The fourth proportional to 1,959,555.60, 2,939,343.78 and 611,605.32 is: 917,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,555.60 : 2,939,343.78 = 611,605.32 : x
  2. Step 2: Convert to fraction form
    1,959,555.60/2,939,343.78 = 611,605.32/x
  3. Step 3: Cross multiply
    1,959,555.60x = 2,939,343.78 × 611,605.32
  4. Step 4: Simplify right side
    1,959,555.60x = 1,797,718,293,156.91
  5. Step 5: Solve for x
    x = 1,797,718,293,156.91/1,959,555.60
  6. Step 6: Final answer
    x = 917,411.22

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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.