Home / 1,803,541.98-2,488,887.93-987,747.60

Finding the Fourth Proportional to 1,803,541.98, 2,488,887.93 and 987,747.60

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Solution

The fourth proportional to 1,803,541.98, 2,488,887.93 and 987,747.60 is: 1,363,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,541.98 : 2,488,887.93 = 987,747.60 : x
  2. Step 2: Convert to fraction form
    1,803,541.98/2,488,887.93 = 987,747.60/x
  3. Step 3: Cross multiply
    1,803,541.98x = 2,488,887.93 × 987,747.60
  4. Step 4: Simplify right side
    1,803,541.98x = 2,458,393,079,526.47
  5. Step 5: Solve for x
    x = 2,458,393,079,526.47/1,803,541.98
  6. Step 6: Final answer
    x = 1,363,091.69

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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.