Home / 973,426.90-1,458,103.64-782,857.16

Finding the Fourth Proportional to 973,426.90, 1,458,103.64 and 782,857.16

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Solution

The fourth proportional to 973,426.90, 1,458,103.64 and 782,857.16 is: 1,172,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,426.90 : 1,458,103.64 = 782,857.16 : x
  2. Step 2: Convert to fraction form
    973,426.90/1,458,103.64 = 782,857.16/x
  3. Step 3: Cross multiply
    973,426.90x = 1,458,103.64 × 782,857.16
  4. Step 4: Simplify right side
    973,426.90x = 1,141,486,874,596.06
  5. Step 5: Solve for x
    x = 1,141,486,874,596.06/973,426.90
  6. Step 6: Final answer
    x = 1,172,647.76

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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.