Home / 1,341,989.07-2,012,917.95-500,475.21

Finding the Fourth Proportional to 1,341,989.07, 2,012,917.95 and 500,475.21

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Solution

The fourth proportional to 1,341,989.07, 2,012,917.95 and 500,475.21 is: 750,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,989.07 : 2,012,917.95 = 500,475.21 : x
  2. Step 2: Convert to fraction form
    1,341,989.07/2,012,917.95 = 500,475.21/x
  3. Step 3: Cross multiply
    1,341,989.07x = 2,012,917.95 × 500,475.21
  4. Step 4: Simplify right side
    1,341,989.07x = 1,007,415,533,739.02
  5. Step 5: Solve for x
    x = 1,007,415,533,739.02/1,341,989.07
  6. Step 6: Final answer
    x = 750,688.33

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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.