Home / 1,125,124.31-1,552,364.75-641,513.00

Finding the Fourth Proportional to 1,125,124.31, 1,552,364.75 and 641,513.00

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Solution

The fourth proportional to 1,125,124.31, 1,552,364.75 and 641,513.00 is: 885,113.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,124.31 : 1,552,364.75 = 641,513.00 : x
  2. Step 2: Convert to fraction form
    1,125,124.31/1,552,364.75 = 641,513.00/x
  3. Step 3: Cross multiply
    1,125,124.31x = 1,552,364.75 × 641,513.00
  4. Step 4: Simplify right side
    1,125,124.31x = 995,862,173,351.44
  5. Step 5: Solve for x
    x = 995,862,173,351.44/1,125,124.31
  6. Step 6: Final answer
    x = 885,113.02

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1.5x scale

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.