Home / 2,567,406.48-3,543,008.55-1,390,006.08

Finding the Fourth Proportional to 2,567,406.48, 3,543,008.55 and 1,390,006.08

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Solution

The fourth proportional to 2,567,406.48, 3,543,008.55 and 1,390,006.08 is: 1,918,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,406.48 : 3,543,008.55 = 1,390,006.08 : x
  2. Step 2: Convert to fraction form
    2,567,406.48/3,543,008.55 = 1,390,006.08/x
  3. Step 3: Cross multiply
    2,567,406.48x = 3,543,008.55 × 1,390,006.08
  4. Step 4: Simplify right side
    2,567,406.48x = 4,924,803,425,991.98
  5. Step 5: Solve for x
    x = 4,924,803,425,991.98/2,567,406.48
  6. Step 6: Final answer
    x = 1,918,201.68

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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.