Home / 2,177,353.36-3,004,577.40-1,210,424.77

Finding the Fourth Proportional to 2,177,353.36, 3,004,577.40 and 1,210,424.77

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Solution

The fourth proportional to 2,177,353.36, 3,004,577.40 and 1,210,424.77 is: 1,670,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,353.36 : 3,004,577.40 = 1,210,424.77 : x
  2. Step 2: Convert to fraction form
    2,177,353.36/3,004,577.40 = 1,210,424.77/x
  3. Step 3: Cross multiply
    2,177,353.36x = 3,004,577.40 × 1,210,424.77
  4. Step 4: Simplify right side
    2,177,353.36x = 3,636,814,908,342.20
  5. Step 5: Solve for x
    x = 3,636,814,908,342.20/2,177,353.36
  6. Step 6: Final answer
    x = 1,670,291.55

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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.