Home / 1,210,613.95-1,670,523.65-745,393.94

Finding the Fourth Proportional to 1,210,613.95, 1,670,523.65 and 745,393.94

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Solution

The fourth proportional to 1,210,613.95, 1,670,523.65 and 745,393.94 is: 1,028,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,613.95 : 1,670,523.65 = 745,393.94 : x
  2. Step 2: Convert to fraction form
    1,210,613.95/1,670,523.65 = 745,393.94/x
  3. Step 3: Cross multiply
    1,210,613.95x = 1,670,523.65 × 745,393.94
  4. Step 4: Simplify right side
    1,210,613.95x = 1,245,198,211,713.48
  5. Step 5: Solve for x
    x = 1,245,198,211,713.48/1,210,613.95
  6. Step 6: Final answer
    x = 1,028,567.54

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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.