Home / 4,671,907.20-7,009,829.10-2,543,518.80

Finding the Fourth Proportional to 4,671,907.20, 7,009,829.10 and 2,543,518.80

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Solution

The fourth proportional to 4,671,907.20, 7,009,829.10 and 2,543,518.80 is: 3,816,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671,907.20 : 7,009,829.10 = 2,543,518.80 : x
  2. Step 2: Convert to fraction form
    4,671,907.20/7,009,829.10 = 2,543,518.80/x
  3. Step 3: Cross multiply
    4,671,907.20x = 7,009,829.10 × 2,543,518.80
  4. Step 4: Simplify right side
    4,671,907.20x = 17,829,632,100,637.08
  5. Step 5: Solve for x
    x = 17,829,632,100,637.08/4,671,907.20
  6. Step 6: Final answer
    x = 3,816,349.80

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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.