Home / 2,140,253.89-2,951,985.57-1,366,416.74

Finding the Fourth Proportional to 2,140,253.89, 2,951,985.57 and 1,366,416.74

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Solution

The fourth proportional to 2,140,253.89, 2,951,985.57 and 1,366,416.74 is: 1,884,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,253.89 : 2,951,985.57 = 1,366,416.74 : x
  2. Step 2: Convert to fraction form
    2,140,253.89/2,951,985.57 = 1,366,416.74/x
  3. Step 3: Cross multiply
    2,140,253.89x = 2,951,985.57 × 1,366,416.74
  4. Step 4: Simplify right side
    2,140,253.89x = 4,033,642,501,342.34
  5. Step 5: Solve for x
    x = 4,033,642,501,342.34/2,140,253.89
  6. Step 6: Final answer
    x = 1,884,656.08

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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.