Home / 1,448,690.78-2,173,047.06-549,890.21

Finding the Fourth Proportional to 1,448,690.78, 2,173,047.06 and 549,890.21

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Solution

The fourth proportional to 1,448,690.78, 2,173,047.06 and 549,890.21 is: 824,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,690.78 : 2,173,047.06 = 549,890.21 : x
  2. Step 2: Convert to fraction form
    1,448,690.78/2,173,047.06 = 549,890.21/x
  3. Step 3: Cross multiply
    1,448,690.78x = 2,173,047.06 × 549,890.21
  4. Step 4: Simplify right side
    1,448,690.78x = 1,194,937,304,163.28
  5. Step 5: Solve for x
    x = 1,194,937,304,163.28/1,448,690.78
  6. Step 6: Final answer
    x = 824,839.45

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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.