Home / 2,390,947.88-3,299,510.19-1,303,197.66

Finding the Fourth Proportional to 2,390,947.88, 3,299,510.19 and 1,303,197.66

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Solution

The fourth proportional to 2,390,947.88, 3,299,510.19 and 1,303,197.66 is: 1,798,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,947.88 : 3,299,510.19 = 1,303,197.66 : x
  2. Step 2: Convert to fraction form
    2,390,947.88/3,299,510.19 = 1,303,197.66/x
  3. Step 3: Cross multiply
    2,390,947.88x = 3,299,510.19 × 1,303,197.66
  4. Step 4: Simplify right side
    2,390,947.88x = 4,299,913,963,641.15
  5. Step 5: Solve for x
    x = 4,299,913,963,641.15/2,390,947.88
  6. Step 6: Final answer
    x = 1,798,413.93

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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.