Home / 1,565,477.82-2,160,327.96-877,141.44

Finding the Fourth Proportional to 1,565,477.82, 2,160,327.96 and 877,141.44

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Solution

The fourth proportional to 1,565,477.82, 2,160,327.96 and 877,141.44 is: 1,210,437.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,477.82 : 2,160,327.96 = 877,141.44 : x
  2. Step 2: Convert to fraction form
    1,565,477.82/2,160,327.96 = 877,141.44/x
  3. Step 3: Cross multiply
    1,565,477.82x = 2,160,327.96 × 877,141.44
  4. Step 4: Simplify right side
    1,565,477.82x = 1,894,913,177,706.66
  5. Step 5: Solve for x
    x = 1,894,913,177,706.66/1,565,477.82
  6. Step 6: Final answer
    x = 1,210,437.58

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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.