Home / 1,077,430.98-1,486,809.96-587,389.89

Finding the Fourth Proportional to 1,077,430.98, 1,486,809.96 and 587,389.89

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Solution

The fourth proportional to 1,077,430.98, 1,486,809.96 and 587,389.89 is: 810,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,430.98 : 1,486,809.96 = 587,389.89 : x
  2. Step 2: Convert to fraction form
    1,077,430.98/1,486,809.96 = 587,389.89/x
  3. Step 3: Cross multiply
    1,077,430.98x = 1,486,809.96 × 587,389.89
  4. Step 4: Simplify right side
    1,077,430.98x = 873,337,138,855.31
  5. Step 5: Solve for x
    x = 873,337,138,855.31/1,077,430.98
  6. Step 6: Final answer
    x = 810,573.63

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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.