Home / 1,078,370.42-1,488,140.91-594,939.47

Finding the Fourth Proportional to 1,078,370.42, 1,488,140.91 and 594,939.47

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Solution

The fourth proportional to 1,078,370.42, 1,488,140.91 and 594,939.47 is: 821,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,370.42 : 1,488,140.91 = 594,939.47 : x
  2. Step 2: Convert to fraction form
    1,078,370.42/1,488,140.91 = 594,939.47/x
  3. Step 3: Cross multiply
    1,078,370.42x = 1,488,140.91 × 594,939.47
  4. Step 4: Simplify right side
    1,078,370.42x = 885,353,756,840.01
  5. Step 5: Solve for x
    x = 885,353,756,840.01/1,078,370.42
  6. Step 6: Final answer
    x = 821,010.80

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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.