Home / 4,513,790.70-6,769,111.32-1,988,068.14

Finding the Fourth Proportional to 4,513,790.70, 6,769,111.32 and 1,988,068.14

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Solution

The fourth proportional to 4,513,790.70, 6,769,111.32 and 1,988,068.14 is: 2,981,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513,790.70 : 6,769,111.32 = 1,988,068.14 : x
  2. Step 2: Convert to fraction form
    4,513,790.70/6,769,111.32 = 1,988,068.14/x
  3. Step 3: Cross multiply
    4,513,790.70x = 6,769,111.32 × 1,988,068.14
  4. Step 4: Simplify right side
    4,513,790.70x = 13,457,454,551,405.34
  5. Step 5: Solve for x
    x = 13,457,454,551,405.34/4,513,790.70
  6. Step 6: Final answer
    x = 2,981,408.63

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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.