Home / 2,870,155.62-3,960,474.75-1,629,681.93

Finding the Fourth Proportional to 2,870,155.62, 3,960,474.75 and 1,629,681.93

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Solution

The fourth proportional to 2,870,155.62, 3,960,474.75 and 1,629,681.93 is: 2,248,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,155.62 : 3,960,474.75 = 1,629,681.93 : x
  2. Step 2: Convert to fraction form
    2,870,155.62/3,960,474.75 = 1,629,681.93/x
  3. Step 3: Cross multiply
    2,870,155.62x = 3,960,474.75 × 1,629,681.93
  4. Step 4: Simplify right side
    2,870,155.62x = 6,454,314,134,296.27
  5. Step 5: Solve for x
    x = 6,454,314,134,296.27/2,870,155.62
  6. Step 6: Final answer
    x = 2,248,768.01

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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.