Home / 2,908,358.16-4,012,495.44-1,683,995.28

Finding the Fourth Proportional to 2,908,358.16, 4,012,495.44 and 1,683,995.28

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Solution

The fourth proportional to 2,908,358.16, 4,012,495.44 and 1,683,995.28 is: 2,323,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,358.16 : 4,012,495.44 = 1,683,995.28 : x
  2. Step 2: Convert to fraction form
    2,908,358.16/4,012,495.44 = 1,683,995.28/x
  3. Step 3: Cross multiply
    2,908,358.16x = 4,012,495.44 × 1,683,995.28
  4. Step 4: Simplify right side
    2,908,358.16x = 6,757,023,381,981.52
  5. Step 5: Solve for x
    x = 6,757,023,381,981.52/2,908,358.16
  6. Step 6: Final answer
    x = 2,323,311.99

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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.