Home / 1,603,308.89-2,212,602.11-914,967.05

Finding the Fourth Proportional to 1,603,308.89, 2,212,602.11 and 914,967.05

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Solution

The fourth proportional to 1,603,308.89, 2,212,602.11 and 914,967.05 is: 1,262,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,308.89 : 2,212,602.11 = 914,967.05 : x
  2. Step 2: Convert to fraction form
    1,603,308.89/2,212,602.11 = 914,967.05/x
  3. Step 3: Cross multiply
    1,603,308.89x = 2,212,602.11 × 914,967.05
  4. Step 4: Simplify right side
    1,603,308.89x = 2,024,458,009,772.63
  5. Step 5: Solve for x
    x = 2,024,458,009,772.63/1,603,308.89
  6. Step 6: Final answer
    x = 1,262,674.98

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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.