Home / 1,369,345.76-2,054,205.54-570,440.43

Finding the Fourth Proportional to 1,369,345.76, 2,054,205.54 and 570,440.43

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Solution

The fourth proportional to 1,369,345.76, 2,054,205.54 and 570,440.43 is: 855,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,345.76 : 2,054,205.54 = 570,440.43 : x
  2. Step 2: Convert to fraction form
    1,369,345.76/2,054,205.54 = 570,440.43/x
  3. Step 3: Cross multiply
    1,369,345.76x = 2,054,205.54 × 570,440.43
  4. Step 4: Simplify right side
    1,369,345.76x = 1,171,801,891,545.98
  5. Step 5: Solve for x
    x = 1,171,801,891,545.98/1,369,345.76
  6. Step 6: Final answer
    x = 855,738.50

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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.