Home / 1,573,878.74-2,361,564.99-815,578.47

Finding the Fourth Proportional to 1,573,878.74, 2,361,564.99 and 815,578.47

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Solution

The fourth proportional to 1,573,878.74, 2,361,564.99 and 815,578.47 is: 1,223,754.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,878.74 : 2,361,564.99 = 815,578.47 : x
  2. Step 2: Convert to fraction form
    1,573,878.74/2,361,564.99 = 815,578.47/x
  3. Step 3: Cross multiply
    1,573,878.74x = 2,361,564.99 × 815,578.47
  4. Step 4: Simplify right side
    1,573,878.74x = 1,926,041,561,349.77
  5. Step 5: Solve for x
    x = 1,926,041,561,349.77/1,573,878.74
  6. Step 6: Final answer
    x = 1,223,754.74

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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.