Home / 6,698,972.80-10,048,574.40-1,906,785.28

Finding the Fourth Proportional to 6,698,972.80, 10,048,574.40 and 1,906,785.28

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Solution

The fourth proportional to 6,698,972.80, 10,048,574.40 and 1,906,785.28 is: 2,860,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698,972.80 : 10,048,574.40 = 1,906,785.28 : x
  2. Step 2: Convert to fraction form
    6,698,972.80/10,048,574.40 = 1,906,785.28/x
  3. Step 3: Cross multiply
    6,698,972.80x = 10,048,574.40 × 1,906,785.28
  4. Step 4: Simplify right side
    6,698,972.80x = 19,160,473,750,904.83
  5. Step 5: Solve for x
    x = 19,160,473,750,904.83/6,698,972.80
  6. Step 6: Final answer
    x = 2,860,210.71

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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.