Home / 1,932,012.74-2,911,906.14-1,665,359.26

Finding the Fourth Proportional to 1,932,012.74, 2,911,906.14 and 1,665,359.26

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Solution

The fourth proportional to 1,932,012.74, 2,911,906.14 and 1,665,359.26 is: 2,510,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,012.74 : 2,911,906.14 = 1,665,359.26 : x
  2. Step 2: Convert to fraction form
    1,932,012.74/2,911,906.14 = 1,665,359.26/x
  3. Step 3: Cross multiply
    1,932,012.74x = 2,911,906.14 × 1,665,359.26
  4. Step 4: Simplify right side
    1,932,012.74x = 4,849,369,854,499.86
  5. Step 5: Solve for x
    x = 4,849,369,854,499.86/1,932,012.74
  6. Step 6: Final answer
    x = 2,510,009.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.