Home / 2,783,870.74-3,841,559.76-1,637,729.74

Finding the Fourth Proportional to 2,783,870.74, 3,841,559.76 and 1,637,729.74

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Solution

The fourth proportional to 2,783,870.74, 3,841,559.76 and 1,637,729.74 is: 2,259,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,870.74 : 3,841,559.76 = 1,637,729.74 : x
  2. Step 2: Convert to fraction form
    2,783,870.74/3,841,559.76 = 1,637,729.74/x
  3. Step 3: Cross multiply
    2,783,870.74x = 3,841,559.76 × 1,637,729.74
  4. Step 4: Simplify right side
    2,783,870.74x = 6,291,436,666,939.26
  5. Step 5: Solve for x
    x = 6,291,436,666,939.26/2,783,870.74
  6. Step 6: Final answer
    x = 2,259,960.05

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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.