Home / 5,718,605.77-8,578,184.52-1,880,343.21

Finding the Fourth Proportional to 5,718,605.77, 8,578,184.52 and 1,880,343.21

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Solution

The fourth proportional to 5,718,605.77, 8,578,184.52 and 1,880,343.21 is: 2,820,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,605.77 : 8,578,184.52 = 1,880,343.21 : x
  2. Step 2: Convert to fraction form
    5,718,605.77/8,578,184.52 = 1,880,343.21/x
  3. Step 3: Cross multiply
    5,718,605.77x = 8,578,184.52 × 1,880,343.21
  4. Step 4: Simplify right side
    5,718,605.77x = 16,129,931,016,309.11
  5. Step 5: Solve for x
    x = 16,129,931,016,309.11/5,718,605.77
  6. Step 6: Final answer
    x = 2,820,605.52

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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.