Home / 1,268,688.60-1,903,032.90-1,250,026.20

Finding the Fourth Proportional to 1,268,688.60, 1,903,032.90 and 1,250,026.20

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Solution

The fourth proportional to 1,268,688.60, 1,903,032.90 and 1,250,026.20 is: 1,875,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,688.60 : 1,903,032.90 = 1,250,026.20 : x
  2. Step 2: Convert to fraction form
    1,268,688.60/1,903,032.90 = 1,250,026.20/x
  3. Step 3: Cross multiply
    1,268,688.60x = 1,903,032.90 × 1,250,026.20
  4. Step 4: Simplify right side
    1,268,688.60x = 2,378,840,984,461.98
  5. Step 5: Solve for x
    x = 2,378,840,984,461.98/1,268,688.60
  6. Step 6: Final answer
    x = 1,875,039.30

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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.