Home / 1,141,257.88-1,574,916.51-631,949.32

Finding the Fourth Proportional to 1,141,257.88, 1,574,916.51 and 631,949.32

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Solution

The fourth proportional to 1,141,257.88, 1,574,916.51 and 631,949.32 is: 872,079.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,257.88 : 1,574,916.51 = 631,949.32 : x
  2. Step 2: Convert to fraction form
    1,141,257.88/1,574,916.51 = 631,949.32/x
  3. Step 3: Cross multiply
    1,141,257.88x = 1,574,916.51 × 631,949.32
  4. Step 4: Simplify right side
    1,141,257.88x = 995,267,417,551.27
  5. Step 5: Solve for x
    x = 995,267,417,551.27/1,141,257.88
  6. Step 6: Final answer
    x = 872,079.34

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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.