Home / 920,946.31-1,261,701.02-886,429.88

Finding the Fourth Proportional to 920,946.31, 1,261,701.02 and 886,429.88

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Solution

The fourth proportional to 920,946.31, 1,261,701.02 and 886,429.88 is: 1,214,413.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,946.31 : 1,261,701.02 = 886,429.88 : x
  2. Step 2: Convert to fraction form
    920,946.31/1,261,701.02 = 886,429.88/x
  3. Step 3: Cross multiply
    920,946.31x = 1,261,701.02 × 886,429.88
  4. Step 4: Simplify right side
    920,946.31x = 1,118,409,484,393.43
  5. Step 5: Solve for x
    x = 1,118,409,484,393.43/920,946.31
  6. Step 6: Final answer
    x = 1,214,413.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.