Home / 1,007,468.90-1,511,203.35-996,971.30

Finding the Fourth Proportional to 1,007,468.90, 1,511,203.35 and 996,971.30

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Solution

The fourth proportional to 1,007,468.90, 1,511,203.35 and 996,971.30 is: 1,495,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,468.90 : 1,511,203.35 = 996,971.30 : x
  2. Step 2: Convert to fraction form
    1,007,468.90/1,511,203.35 = 996,971.30/x
  3. Step 3: Cross multiply
    1,007,468.90x = 1,511,203.35 × 996,971.30
  4. Step 4: Simplify right side
    1,007,468.90x = 1,506,626,368,413.86
  5. Step 5: Solve for x
    x = 1,506,626,368,413.86/1,007,468.90
  6. Step 6: Final answer
    x = 1,495,456.95

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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.