Home / 1,577,036.91-2,365,555.11-378,959.22

Finding the Fourth Proportional to 1,577,036.91, 2,365,555.11 and 378,959.22

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Solution

The fourth proportional to 1,577,036.91, 2,365,555.11 and 378,959.22 is: 568,438.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,036.91 : 2,365,555.11 = 378,959.22 : x
  2. Step 2: Convert to fraction form
    1,577,036.91/2,365,555.11 = 378,959.22/x
  3. Step 3: Cross multiply
    1,577,036.91x = 2,365,555.11 × 378,959.22
  4. Step 4: Simplify right side
    1,577,036.91x = 896,448,919,352.61
  5. Step 5: Solve for x
    x = 896,448,919,352.61/1,577,036.91
  6. Step 6: Final answer
    x = 568,438.77

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1.5x scale

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.