Home / 1,404,774.19-1,938,588.48-760,194.41

Finding the Fourth Proportional to 1,404,774.19, 1,938,588.48 and 760,194.41

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Solution

The fourth proportional to 1,404,774.19, 1,938,588.48 and 760,194.41 is: 1,049,068.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,774.19 : 1,938,588.48 = 760,194.41 : x
  2. Step 2: Convert to fraction form
    1,404,774.19/1,938,588.48 = 760,194.41/x
  3. Step 3: Cross multiply
    1,404,774.19x = 1,938,588.48 × 760,194.41
  4. Step 4: Simplify right side
    1,404,774.19x = 1,473,704,121,985.42
  5. Step 5: Solve for x
    x = 1,473,704,121,985.42/1,404,774.19
  6. Step 6: Final answer
    x = 1,049,068.34

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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.