Home / 1,404,846.50-1,938,691.62-760,271.39

Finding the Fourth Proportional to 1,404,846.50, 1,938,691.62 and 760,271.39

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Solution

The fourth proportional to 1,404,846.50, 1,938,691.62 and 760,271.39 is: 1,049,176.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,846.50 : 1,938,691.62 = 760,271.39 : x
  2. Step 2: Convert to fraction form
    1,404,846.50/1,938,691.62 = 760,271.39/x
  3. Step 3: Cross multiply
    1,404,846.50x = 1,938,691.62 × 760,271.39
  4. Step 4: Simplify right side
    1,404,846.50x = 1,473,931,772,718.75
  5. Step 5: Solve for x
    x = 1,473,931,772,718.75/1,404,846.50
  6. Step 6: Final answer
    x = 1,049,176.39

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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.