Home / 1,087,015.10-1,628,554.35-929,551.10

Finding the Fourth Proportional to 1,087,015.10, 1,628,554.35 and 929,551.10

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Solution

The fourth proportional to 1,087,015.10, 1,628,554.35 and 929,551.10 is: 1,392,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,015.10 : 1,628,554.35 = 929,551.10 : x
  2. Step 2: Convert to fraction form
    1,087,015.10/1,628,554.35 = 929,551.10/x
  3. Step 3: Cross multiply
    1,087,015.10x = 1,628,554.35 × 929,551.10
  4. Step 4: Simplify right side
    1,087,015.10x = 1,513,824,487,452.29
  5. Step 5: Solve for x
    x = 1,513,824,487,452.29/1,087,015.10
  6. Step 6: Final answer
    x = 1,392,643.48

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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.