Home / 1,232,413.12-1,700,438.53-715,860.13

Finding the Fourth Proportional to 1,232,413.12, 1,700,438.53 and 715,860.13

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Solution

The fourth proportional to 1,232,413.12, 1,700,438.53 and 715,860.13 is: 987,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,413.12 : 1,700,438.53 = 715,860.13 : x
  2. Step 2: Convert to fraction form
    1,232,413.12/1,700,438.53 = 715,860.13/x
  3. Step 3: Cross multiply
    1,232,413.12x = 1,700,438.53 × 715,860.13
  4. Step 4: Simplify right side
    1,232,413.12x = 1,217,276,135,061.32
  5. Step 5: Solve for x
    x = 1,217,276,135,061.32/1,232,413.12
  6. Step 6: Final answer
    x = 987,717.60

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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.