Home / 1,911,565.99-2,637,960.92-1,040,406.93

Finding the Fourth Proportional to 1,911,565.99, 2,637,960.92 and 1,040,406.93

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Solution

The fourth proportional to 1,911,565.99, 2,637,960.92 and 1,040,406.93 is: 1,435,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,565.99 : 2,637,960.92 = 1,040,406.93 : x
  2. Step 2: Convert to fraction form
    1,911,565.99/2,637,960.92 = 1,040,406.93/x
  3. Step 3: Cross multiply
    1,911,565.99x = 2,637,960.92 × 1,040,406.93
  4. Step 4: Simplify right side
    1,911,565.99x = 2,744,552,803,845.34
  5. Step 5: Solve for x
    x = 2,744,552,803,845.34/1,911,565.99
  6. Step 6: Final answer
    x = 1,435,761.47

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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.