Home / 1,336,666.51-2,004,916.72-425,826.46

Finding the Fourth Proportional to 1,336,666.51, 2,004,916.72 and 425,826.46

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Solution

The fourth proportional to 1,336,666.51, 2,004,916.72 and 425,826.46 is: 638,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,666.51 : 2,004,916.72 = 425,826.46 : x
  2. Step 2: Convert to fraction form
    1,336,666.51/2,004,916.72 = 425,826.46/x
  3. Step 3: Cross multiply
    1,336,666.51x = 2,004,916.72 × 425,826.46
  4. Step 4: Simplify right side
    1,336,666.51x = 853,746,589,472.41
  5. Step 5: Solve for x
    x = 853,746,589,472.41/1,336,666.51
  6. Step 6: Final answer
    x = 638,713.23

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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.