Home / 1,404,691.50-1,938,479.41-760,111.70

Finding the Fourth Proportional to 1,404,691.50, 1,938,479.41 and 760,111.70

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Solution

The fourth proportional to 1,404,691.50, 1,938,479.41 and 760,111.70 is: 1,048,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,691.50 : 1,938,479.41 = 760,111.70 : x
  2. Step 2: Convert to fraction form
    1,404,691.50/1,938,479.41 = 760,111.70/x
  3. Step 3: Cross multiply
    1,404,691.50x = 1,938,479.41 × 760,111.70
  4. Step 4: Simplify right side
    1,404,691.50x = 1,473,460,879,750.10
  5. Step 5: Solve for x
    x = 1,473,460,879,750.10/1,404,691.50
  6. Step 6: Final answer
    x = 1,048,956.93

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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.