Home / 1,484,642.85-2,228,539.02-1,314,966.05

Finding the Fourth Proportional to 1,484,642.85, 2,228,539.02 and 1,314,966.05

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Solution

The fourth proportional to 1,484,642.85, 2,228,539.02 and 1,314,966.05 is: 1,973,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,642.85 : 2,228,539.02 = 1,314,966.05 : x
  2. Step 2: Convert to fraction form
    1,484,642.85/2,228,539.02 = 1,314,966.05/x
  3. Step 3: Cross multiply
    1,484,642.85x = 2,228,539.02 × 1,314,966.05
  4. Step 4: Simplify right side
    1,484,642.85x = 2,930,453,141,257.58
  5. Step 5: Solve for x
    x = 2,930,453,141,257.58/1,484,642.85
  6. Step 6: Final answer
    x = 1,973,843.84

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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.