Home / 3,285,259.20-4,927,888.80-1,869,681.60

Finding the Fourth Proportional to 3,285,259.20, 4,927,888.80 and 1,869,681.60

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Solution

The fourth proportional to 3,285,259.20, 4,927,888.80 and 1,869,681.60 is: 2,804,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,259.20 : 4,927,888.80 = 1,869,681.60 : x
  2. Step 2: Convert to fraction form
    3,285,259.20/4,927,888.80 = 1,869,681.60/x
  3. Step 3: Cross multiply
    3,285,259.20x = 4,927,888.80 × 1,869,681.60
  4. Step 4: Simplify right side
    3,285,259.20x = 9,213,583,016,206.08
  5. Step 5: Solve for x
    x = 9,213,583,016,206.08/3,285,259.20
  6. Step 6: Final answer
    x = 2,804,522.40

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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.