Home / 1,301,773.80-1,952,283.66-390,919.54

Finding the Fourth Proportional to 1,301,773.80, 1,952,283.66 and 390,919.54

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Solution

The fourth proportional to 1,301,773.80, 1,952,283.66 and 390,919.54 is: 586,266.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,773.80 : 1,952,283.66 = 390,919.54 : x
  2. Step 2: Convert to fraction form
    1,301,773.80/1,952,283.66 = 390,919.54/x
  3. Step 3: Cross multiply
    1,301,773.80x = 1,952,283.66 × 390,919.54
  4. Step 4: Simplify right side
    1,301,773.80x = 763,185,830,316.72
  5. Step 5: Solve for x
    x = 763,185,830,316.72/1,301,773.80
  6. Step 6: Final answer
    x = 586,266.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.