Home / 1,124,433.88-1,687,204.98-525,436.36

Finding the Fourth Proportional to 1,124,433.88, 1,687,204.98 and 525,436.36

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Solution

The fourth proportional to 1,124,433.88, 1,687,204.98 and 525,436.36 is: 788,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,433.88 : 1,687,204.98 = 525,436.36 : x
  2. Step 2: Convert to fraction form
    1,124,433.88/1,687,204.98 = 525,436.36/x
  3. Step 3: Cross multiply
    1,124,433.88x = 1,687,204.98 × 525,436.36
  4. Step 4: Simplify right side
    1,124,433.88x = 886,518,843,265.07
  5. Step 5: Solve for x
    x = 886,518,843,265.07/1,124,433.88
  6. Step 6: Final answer
    x = 788,413.49

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Double scale
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1.5x scale

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.