Home / 1,140,837.82-1,574,374.78-624,583.06

Finding the Fourth Proportional to 1,140,837.82, 1,574,374.78 and 624,583.06

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Solution

The fourth proportional to 1,140,837.82, 1,574,374.78 and 624,583.06 is: 861,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,837.82 : 1,574,374.78 = 624,583.06 : x
  2. Step 2: Convert to fraction form
    1,140,837.82/1,574,374.78 = 624,583.06/x
  3. Step 3: Cross multiply
    1,140,837.82x = 1,574,374.78 × 624,583.06
  4. Step 4: Simplify right side
    1,140,837.82x = 983,327,817,679.23
  5. Step 5: Solve for x
    x = 983,327,817,679.23/1,140,837.82
  6. Step 6: Final answer
    x = 861,934.80

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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.