Home / 2,906,616.32-4,360,624.64-912,072.32

Finding the Fourth Proportional to 2,906,616.32, 4,360,624.64 and 912,072.32

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Solution

The fourth proportional to 2,906,616.32, 4,360,624.64 and 912,072.32 is: 1,368,328.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,616.32 : 4,360,624.64 = 912,072.32 : x
  2. Step 2: Convert to fraction form
    2,906,616.32/4,360,624.64 = 912,072.32/x
  3. Step 3: Cross multiply
    2,906,616.32x = 4,360,624.64 × 912,072.32
  4. Step 4: Simplify right side
    2,906,616.32x = 3,977,205,032,053.96
  5. Step 5: Solve for x
    x = 3,977,205,032,053.96/2,906,616.32
  6. Step 6: Final answer
    x = 1,368,328.18

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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.