Home / 1,357,740.64-1,873,473.78-784,670.14

Finding the Fourth Proportional to 1,357,740.64, 1,873,473.78 and 784,670.14

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Solution

The fourth proportional to 1,357,740.64, 1,873,473.78 and 784,670.14 is: 1,082,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,740.64 : 1,873,473.78 = 784,670.14 : x
  2. Step 2: Convert to fraction form
    1,357,740.64/1,873,473.78 = 784,670.14/x
  3. Step 3: Cross multiply
    1,357,740.64x = 1,873,473.78 × 784,670.14
  4. Step 4: Simplify right side
    1,357,740.64x = 1,470,058,933,238.93
  5. Step 5: Solve for x
    x = 1,470,058,933,238.93/1,357,740.64
  6. Step 6: Final answer
    x = 1,082,724.41

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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.