Home / 1,120,916.23-1,546,898.52-637,550.98

Finding the Fourth Proportional to 1,120,916.23, 1,546,898.52 and 637,550.98

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Solution

The fourth proportional to 1,120,916.23, 1,546,898.52 and 637,550.98 is: 879,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,916.23 : 1,546,898.52 = 637,550.98 : x
  2. Step 2: Convert to fraction form
    1,120,916.23/1,546,898.52 = 637,550.98/x
  3. Step 3: Cross multiply
    1,120,916.23x = 1,546,898.52 × 637,550.98
  4. Step 4: Simplify right side
    1,120,916.23x = 986,226,667,386.55
  5. Step 5: Solve for x
    x = 986,226,667,386.55/1,120,916.23
  6. Step 6: Final answer
    x = 879,839.76

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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.