Home / 1,604,240.90-2,406,272.79-539,172.98

Finding the Fourth Proportional to 1,604,240.90, 2,406,272.79 and 539,172.98

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Solution

The fourth proportional to 1,604,240.90, 2,406,272.79 and 539,172.98 is: 808,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,240.90 : 2,406,272.79 = 539,172.98 : x
  2. Step 2: Convert to fraction form
    1,604,240.90/2,406,272.79 = 539,172.98/x
  3. Step 3: Cross multiply
    1,604,240.90x = 2,406,272.79 × 539,172.98
  4. Step 4: Simplify right side
    1,604,240.90x = 1,297,397,270,877.21
  5. Step 5: Solve for x
    x = 1,297,397,270,877.21/1,604,240.90
  6. Step 6: Final answer
    x = 808,729.71

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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.