Home / 3,009,277.14-4,152,802.50-1,720,145.46

Finding the Fourth Proportional to 3,009,277.14, 4,152,802.50 and 1,720,145.46

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Solution

The fourth proportional to 3,009,277.14, 4,152,802.50 and 1,720,145.46 is: 2,373,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,277.14 : 4,152,802.50 = 1,720,145.46 : x
  2. Step 2: Convert to fraction form
    3,009,277.14/4,152,802.50 = 1,720,145.46/x
  3. Step 3: Cross multiply
    3,009,277.14x = 4,152,802.50 × 1,720,145.46
  4. Step 4: Simplify right side
    3,009,277.14x = 7,143,424,366,651.65
  5. Step 5: Solve for x
    x = 7,143,424,366,651.65/3,009,277.14
  6. Step 6: Final answer
    x = 2,373,800.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.