Home / 1,290,022.66-1,774,312.86-1,034,814.34

Finding the Fourth Proportional to 1,290,022.66, 1,774,312.86 and 1,034,814.34

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Solution

The fourth proportional to 1,290,022.66, 1,774,312.86 and 1,034,814.34 is: 1,423,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,022.66 : 1,774,312.86 = 1,034,814.34 : x
  2. Step 2: Convert to fraction form
    1,290,022.66/1,774,312.86 = 1,034,814.34/x
  3. Step 3: Cross multiply
    1,290,022.66x = 1,774,312.86 × 1,034,814.34
  4. Step 4: Simplify right side
    1,290,022.66x = 1,836,084,391,174.41
  5. Step 5: Solve for x
    x = 1,836,084,391,174.41/1,290,022.66
  6. Step 6: Final answer
    x = 1,423,296.23

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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.