Home / 2,788,375.98-3,847,948.02-1,564,678.66

Finding the Fourth Proportional to 2,788,375.98, 3,847,948.02 and 1,564,678.66

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Solution

The fourth proportional to 2,788,375.98, 3,847,948.02 and 1,564,678.66 is: 2,159,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,375.98 : 3,847,948.02 = 1,564,678.66 : x
  2. Step 2: Convert to fraction form
    2,788,375.98/3,847,948.02 = 1,564,678.66/x
  3. Step 3: Cross multiply
    2,788,375.98x = 3,847,948.02 × 1,564,678.66
  4. Step 4: Simplify right side
    2,788,375.98x = 6,020,802,151,683.25
  5. Step 5: Solve for x
    x = 6,020,802,151,683.25/2,788,375.98
  6. Step 6: Final answer
    x = 2,159,250.47

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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.