Home / 1,246,340.60-1,869,413.70-488,034.80

Finding the Fourth Proportional to 1,246,340.60, 1,869,413.70 and 488,034.80

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Solution

The fourth proportional to 1,246,340.60, 1,869,413.70 and 488,034.80 is: 732,014.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,340.60 : 1,869,413.70 = 488,034.80 : x
  2. Step 2: Convert to fraction form
    1,246,340.60/1,869,413.70 = 488,034.80/x
  3. Step 3: Cross multiply
    1,246,340.60x = 1,869,413.70 × 488,034.80
  4. Step 4: Simplify right side
    1,246,340.60x = 912,338,941,196.76
  5. Step 5: Solve for x
    x = 912,338,941,196.76/1,246,340.60
  6. Step 6: Final answer
    x = 732,014.14

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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.