Home / 1,875,125.82-2,587,672.47-1,015,683.90

Finding the Fourth Proportional to 1,875,125.82, 2,587,672.47 and 1,015,683.90

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Solution

The fourth proportional to 1,875,125.82, 2,587,672.47 and 1,015,683.90 is: 1,401,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,125.82 : 2,587,672.47 = 1,015,683.90 : x
  2. Step 2: Convert to fraction form
    1,875,125.82/2,587,672.47 = 1,015,683.90/x
  3. Step 3: Cross multiply
    1,875,125.82x = 2,587,672.47 × 1,015,683.90
  4. Step 4: Simplify right side
    1,875,125.82x = 2,628,257,266,252.23
  5. Step 5: Solve for x
    x = 2,628,257,266,252.23/1,875,125.82
  6. Step 6: Final answer
    x = 1,401,643.15

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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.