Home / 1,404,598.24-1,938,331-760,004.20

Finding the Fourth Proportional to 1,404,598.24, 1,938,331 and 760,004.20

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Solution

The fourth proportional to 1,404,598.24, 1,938,331 and 760,004.20 is: 1,048,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,598.24 : 1,938,331 = 760,004.20 : x
  2. Step 2: Convert to fraction form
    1,404,598.24/1,938,331 = 760,004.20/x
  3. Step 3: Cross multiply
    1,404,598.24x = 1,938,331 × 760,004.20
  4. Step 4: Simplify right side
    1,404,598.24x = 1,473,139,700,990.20
  5. Step 5: Solve for x
    x = 1,473,139,700,990.20/1,404,598.24
  6. Step 6: Final answer
    x = 1,048,797.91

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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.