Home / 1,818,643.37-2,727,964.59-620,565.59

Finding the Fourth Proportional to 1,818,643.37, 2,727,964.59 and 620,565.59

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Solution

The fourth proportional to 1,818,643.37, 2,727,964.59 and 620,565.59 is: 930,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,643.37 : 2,727,964.59 = 620,565.59 : x
  2. Step 2: Convert to fraction form
    1,818,643.37/2,727,964.59 = 620,565.59/x
  3. Step 3: Cross multiply
    1,818,643.37x = 2,727,964.59 × 620,565.59
  4. Step 4: Simplify right side
    1,818,643.37x = 1,692,880,955,292.46
  5. Step 5: Solve for x
    x = 1,692,880,955,292.46/1,818,643.37
  6. Step 6: Final answer
    x = 930,848.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.