Home / 1,909,653.76-2,635,261.86-1,050,211.36

Finding the Fourth Proportional to 1,909,653.76, 2,635,261.86 and 1,050,211.36

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Solution

The fourth proportional to 1,909,653.76, 2,635,261.86 and 1,050,211.36 is: 1,449,258.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,653.76 : 2,635,261.86 = 1,050,211.36 : x
  2. Step 2: Convert to fraction form
    1,909,653.76/2,635,261.86 = 1,050,211.36/x
  3. Step 3: Cross multiply
    1,909,653.76x = 2,635,261.86 × 1,050,211.36
  4. Step 4: Simplify right side
    1,909,653.76x = 2,767,581,941,946.73
  5. Step 5: Solve for x
    x = 2,767,581,941,946.73/1,909,653.76
  6. Step 6: Final answer
    x = 1,449,258.50

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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.