Home / 5,341,806.90-8,012,710.35-1,555,413.30

Finding the Fourth Proportional to 5,341,806.90, 8,012,710.35 and 1,555,413.30

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Solution

The fourth proportional to 5,341,806.90, 8,012,710.35 and 1,555,413.30 is: 2,333,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,806.90 : 8,012,710.35 = 1,555,413.30 : x
  2. Step 2: Convert to fraction form
    5,341,806.90/8,012,710.35 = 1,555,413.30/x
  3. Step 3: Cross multiply
    5,341,806.90x = 8,012,710.35 × 1,555,413.30
  4. Step 4: Simplify right side
    5,341,806.90x = 12,463,076,247,437.65
  5. Step 5: Solve for x
    x = 12,463,076,247,437.65/5,341,806.90
  6. Step 6: Final answer
    x = 2,333,119.95

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Similar ratio
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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.