Home / 2,890,089.16-4,317,555.81-1,870,908.28

Finding the Fourth Proportional to 2,890,089.16, 4,317,555.81 and 1,870,908.28

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Solution

The fourth proportional to 2,890,089.16, 4,317,555.81 and 1,870,908.28 is: 2,794,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,089.16 : 4,317,555.81 = 1,870,908.28 : x
  2. Step 2: Convert to fraction form
    2,890,089.16/4,317,555.81 = 1,870,908.28/x
  3. Step 3: Cross multiply
    2,890,089.16x = 4,317,555.81 × 1,870,908.28
  4. Step 4: Simplify right side
    2,890,089.16x = 8,077,750,914,291.11
  5. Step 5: Solve for x
    x = 8,077,750,914,291.11/2,890,089.16
  6. Step 6: Final answer
    x = 2,794,983.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.