Home / 1,475,260.80-2,209,780.80-1,226,428.80

Finding the Fourth Proportional to 1,475,260.80, 2,209,780.80 and 1,226,428.80

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Solution

The fourth proportional to 1,475,260.80, 2,209,780.80 and 1,226,428.80 is: 1,837,057.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,260.80 : 2,209,780.80 = 1,226,428.80 : x
  2. Step 2: Convert to fraction form
    1,475,260.80/2,209,780.80 = 1,226,428.80/x
  3. Step 3: Cross multiply
    1,475,260.80x = 2,209,780.80 × 1,226,428.80
  4. Step 4: Simplify right side
    1,475,260.80x = 2,710,138,814,807.04
  5. Step 5: Solve for x
    x = 2,710,138,814,807.04/1,475,260.80
  6. Step 6: Final answer
    x = 1,837,057.43

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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.