Home / 1,580,836.65-2,371,632.21-515,880.63

Finding the Fourth Proportional to 1,580,836.65, 2,371,632.21 and 515,880.63

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Solution

The fourth proportional to 1,580,836.65, 2,371,632.21 and 515,880.63 is: 773,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,836.65 : 2,371,632.21 = 515,880.63 : x
  2. Step 2: Convert to fraction form
    1,580,836.65/2,371,632.21 = 515,880.63/x
  3. Step 3: Cross multiply
    1,580,836.65x = 2,371,632.21 × 515,880.63
  4. Step 4: Simplify right side
    1,580,836.65x = 1,223,479,118,623.09
  5. Step 5: Solve for x
    x = 1,223,479,118,623.09/1,580,836.65
  6. Step 6: Final answer
    x = 773,944.05

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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.