Home / 1,090,272.42-1,635,743.57-558,166.95

Finding the Fourth Proportional to 1,090,272.42, 1,635,743.57 and 558,166.95

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Solution

The fourth proportional to 1,090,272.42, 1,635,743.57 and 558,166.95 is: 837,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,272.42 : 1,635,743.57 = 558,166.95 : x
  2. Step 2: Convert to fraction form
    1,090,272.42/1,635,743.57 = 558,166.95/x
  3. Step 3: Cross multiply
    1,090,272.42x = 1,635,743.57 × 558,166.95
  4. Step 4: Simplify right side
    1,090,272.42x = 913,017,996,658.18
  5. Step 5: Solve for x
    x = 913,017,996,658.18/1,090,272.42
  6. Step 6: Final answer
    x = 837,421.90

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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.