Home / 1,436,657-2,154,996.31-637,723.76

Finding the Fourth Proportional to 1,436,657, 2,154,996.31 and 637,723.76

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Solution

The fourth proportional to 1,436,657, 2,154,996.31 and 637,723.76 is: 956,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,657 : 2,154,996.31 = 637,723.76 : x
  2. Step 2: Convert to fraction form
    1,436,657/2,154,996.31 = 637,723.76/x
  3. Step 3: Cross multiply
    1,436,657x = 2,154,996.31 × 637,723.76
  4. Step 4: Simplify right side
    1,436,657x = 1,374,292,349,599.33
  5. Step 5: Solve for x
    x = 1,374,292,349,599.33/1,436,657
  6. Step 6: Final answer
    x = 956,590.44

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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.