Home / 1,097,970.02-1,647,087.87-387,852.74

Finding the Fourth Proportional to 1,097,970.02, 1,647,087.87 and 387,852.74

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Solution

The fourth proportional to 1,097,970.02, 1,647,087.87 and 387,852.74 is: 581,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,970.02 : 1,647,087.87 = 387,852.74 : x
  2. Step 2: Convert to fraction form
    1,097,970.02/1,647,087.87 = 387,852.74/x
  3. Step 3: Cross multiply
    1,097,970.02x = 1,647,087.87 × 387,852.74
  4. Step 4: Simplify right side
    1,097,970.02x = 638,827,543,400.26
  5. Step 5: Solve for x
    x = 638,827,543,400.26/1,097,970.02
  6. Step 6: Final answer
    x = 581,826.04

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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.