Home / 2,657,398.47-3,667,210.65-1,555,041.76

Finding the Fourth Proportional to 2,657,398.47, 3,667,210.65 and 1,555,041.76

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Solution

The fourth proportional to 2,657,398.47, 3,667,210.65 and 1,555,041.76 is: 2,145,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,398.47 : 3,667,210.65 = 1,555,041.76 : x
  2. Step 2: Convert to fraction form
    2,657,398.47/3,667,210.65 = 1,555,041.76/x
  3. Step 3: Cross multiply
    2,657,398.47x = 3,667,210.65 × 1,555,041.76
  4. Step 4: Simplify right side
    2,657,398.47x = 5,702,665,703,466.74
  5. Step 5: Solve for x
    x = 5,702,665,703,466.74/2,657,398.47
  6. Step 6: Final answer
    x = 2,145,958.07

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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.