Home / 1,024,538.21-1,413,856.13-565,681.38

Finding the Fourth Proportional to 1,024,538.21, 1,413,856.13 and 565,681.38

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Solution

The fourth proportional to 1,024,538.21, 1,413,856.13 and 565,681.38 is: 780,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,538.21 : 1,413,856.13 = 565,681.38 : x
  2. Step 2: Convert to fraction form
    1,024,538.21/1,413,856.13 = 565,681.38/x
  3. Step 3: Cross multiply
    1,024,538.21x = 1,413,856.13 × 565,681.38
  4. Step 4: Simplify right side
    1,024,538.21x = 799,792,083,911.45
  5. Step 5: Solve for x
    x = 799,792,083,911.45/1,024,538.21
  6. Step 6: Final answer
    x = 780,636.66

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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.