Home / 4,698,001.80-7,047,002.70-3,989,413.80

Finding the Fourth Proportional to 4,698,001.80, 7,047,002.70 and 3,989,413.80

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Solution

The fourth proportional to 4,698,001.80, 7,047,002.70 and 3,989,413.80 is: 5,984,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,001.80 : 7,047,002.70 = 3,989,413.80 : x
  2. Step 2: Convert to fraction form
    4,698,001.80/7,047,002.70 = 3,989,413.80/x
  3. Step 3: Cross multiply
    4,698,001.80x = 7,047,002.70 × 3,989,413.80
  4. Step 4: Simplify right side
    4,698,001.80x = 28,113,409,820,017.26
  5. Step 5: Solve for x
    x = 28,113,409,820,017.26/4,698,001.80
  6. Step 6: Final answer
    x = 5,984,120.70

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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.