Home / 5,890,295.80-8,830,259.70-3,990,878.20

Finding the Fourth Proportional to 5,890,295.80, 8,830,259.70 and 3,990,878.20

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Solution

The fourth proportional to 5,890,295.80, 8,830,259.70 and 3,990,878.20 is: 5,982,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,295.80 : 8,830,259.70 = 3,990,878.20 : x
  2. Step 2: Convert to fraction form
    5,890,295.80/8,830,259.70 = 3,990,878.20/x
  3. Step 3: Cross multiply
    5,890,295.80x = 8,830,259.70 × 3,990,878.20
  4. Step 4: Simplify right side
    5,890,295.80x = 35,240,490,937,068.54
  5. Step 5: Solve for x
    x = 35,240,490,937,068.54/5,890,295.80
  6. Step 6: Final answer
    x = 5,982,804.96

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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.