Home / 1,559,399.58-2,151,989.37-914,830.74

Finding the Fourth Proportional to 1,559,399.58, 2,151,989.37 and 914,830.74

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Solution

The fourth proportional to 1,559,399.58, 2,151,989.37 and 914,830.74 is: 1,262,476.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,399.58 : 2,151,989.37 = 914,830.74 : x
  2. Step 2: Convert to fraction form
    1,559,399.58/2,151,989.37 = 914,830.74/x
  3. Step 3: Cross multiply
    1,559,399.58x = 2,151,989.37 × 914,830.74
  4. Step 4: Simplify right side
    1,559,399.58x = 1,968,706,027,829.23
  5. Step 5: Solve for x
    x = 1,968,706,027,829.23/1,559,399.58
  6. Step 6: Final answer
    x = 1,262,476.95

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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.