Home / 2,806,011.30-3,871,413.18-1,717,147.74

Finding the Fourth Proportional to 2,806,011.30, 3,871,413.18 and 1,717,147.74

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Solution

The fourth proportional to 2,806,011.30, 3,871,413.18 and 1,717,147.74 is: 2,369,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,011.30 : 3,871,413.18 = 1,717,147.74 : x
  2. Step 2: Convert to fraction form
    2,806,011.30/3,871,413.18 = 1,717,147.74/x
  3. Step 3: Cross multiply
    2,806,011.30x = 3,871,413.18 × 1,717,147.74
  4. Step 4: Simplify right side
    2,806,011.30x = 6,647,788,392,643.21
  5. Step 5: Solve for x
    x = 6,647,788,392,643.21/2,806,011.30
  6. Step 6: Final answer
    x = 2,369,123.89

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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.