Home / 3,417,417.05-4,715,983.71-1,868,683.67

Finding the Fourth Proportional to 3,417,417.05, 4,715,983.71 and 1,868,683.67

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Solution

The fourth proportional to 3,417,417.05, 4,715,983.71 and 1,868,683.67 is: 2,578,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,417.05 : 4,715,983.71 = 1,868,683.67 : x
  2. Step 2: Convert to fraction form
    3,417,417.05/4,715,983.71 = 1,868,683.67/x
  3. Step 3: Cross multiply
    3,417,417.05x = 4,715,983.71 × 1,868,683.67
  4. Step 4: Simplify right side
    3,417,417.05x = 8,812,681,746,863.02
  5. Step 5: Solve for x
    x = 8,812,681,746,863.02/3,417,417.05
  6. Step 6: Final answer
    x = 2,578,755.13

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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.