Home / 1,371,877.36-1,893,203.89-760,043.15

Finding the Fourth Proportional to 1,371,877.36, 1,893,203.89 and 760,043.15

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Solution

The fourth proportional to 1,371,877.36, 1,893,203.89 and 760,043.15 is: 1,048,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,877.36 : 1,893,203.89 = 760,043.15 : x
  2. Step 2: Convert to fraction form
    1,371,877.36/1,893,203.89 = 760,043.15/x
  3. Step 3: Cross multiply
    1,371,877.36x = 1,893,203.89 × 760,043.15
  4. Step 4: Simplify right side
    1,371,877.36x = 1,438,916,643,881.24
  5. Step 5: Solve for x
    x = 1,438,916,643,881.24/1,371,877.36
  6. Step 6: Final answer
    x = 1,048,866.82

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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.