Home / 1,291,178.14-1,936,373.34-1,037,857.93

Finding the Fourth Proportional to 1,291,178.14, 1,936,373.34 and 1,037,857.93

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Solution

The fourth proportional to 1,291,178.14, 1,936,373.34 and 1,037,857.93 is: 1,556,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,178.14 : 1,936,373.34 = 1,037,857.93 : x
  2. Step 2: Convert to fraction form
    1,291,178.14/1,936,373.34 = 1,037,857.93/x
  3. Step 3: Cross multiply
    1,291,178.14x = 1,936,373.34 × 1,037,857.93
  4. Step 4: Simplify right side
    1,291,178.14x = 2,009,680,426,359.59
  5. Step 5: Solve for x
    x = 2,009,680,426,359.59/1,291,178.14
  6. Step 6: Final answer
    x = 1,556,470.30

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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.