Home / 2,695,276.40-4,042,914.60-1,986,688.40

Finding the Fourth Proportional to 2,695,276.40, 4,042,914.60 and 1,986,688.40

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Solution

The fourth proportional to 2,695,276.40, 4,042,914.60 and 1,986,688.40 is: 2,980,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,276.40 : 4,042,914.60 = 1,986,688.40 : x
  2. Step 2: Convert to fraction form
    2,695,276.40/4,042,914.60 = 1,986,688.40/x
  3. Step 3: Cross multiply
    2,695,276.40x = 4,042,914.60 × 1,986,688.40
  4. Step 4: Simplify right side
    2,695,276.40x = 8,032,011,538,010.64
  5. Step 5: Solve for x
    x = 8,032,011,538,010.64/2,695,276.40
  6. Step 6: Final answer
    x = 2,980,032.60

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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.