Home / 2,530,326.47-3,488,218.64-1,803,913.05

Finding the Fourth Proportional to 2,530,326.47, 3,488,218.64 and 1,803,913.05

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Solution

The fourth proportional to 2,530,326.47, 3,488,218.64 and 1,803,913.05 is: 2,486,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530,326.47 : 3,488,218.64 = 1,803,913.05 : x
  2. Step 2: Convert to fraction form
    2,530,326.47/3,488,218.64 = 1,803,913.05/x
  3. Step 3: Cross multiply
    2,530,326.47x = 3,488,218.64 × 1,803,913.05
  4. Step 4: Simplify right side
    2,530,326.47x = 6,292,443,127,300.96
  5. Step 5: Solve for x
    x = 6,292,443,127,300.96/2,530,326.47
  6. Step 6: Final answer
    x = 2,486,810.78

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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.