Home / 1,580,068.14-2,370,100.77-515,110.38

Finding the Fourth Proportional to 1,580,068.14, 2,370,100.77 and 515,110.38

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Solution

The fourth proportional to 1,580,068.14, 2,370,100.77 and 515,110.38 is: 772,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,068.14 : 2,370,100.77 = 515,110.38 : x
  2. Step 2: Convert to fraction form
    1,580,068.14/2,370,100.77 = 515,110.38/x
  3. Step 3: Cross multiply
    1,580,068.14x = 2,370,100.77 × 515,110.38
  4. Step 4: Simplify right side
    1,580,068.14x = 1,220,863,508,272.99
  5. Step 5: Solve for x
    x = 1,220,863,508,272.99/1,580,068.14
  6. Step 6: Final answer
    x = 772,665.10

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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.