Home / 1,140,511.72-1,573,768.10-657,235.24

Finding the Fourth Proportional to 1,140,511.72, 1,573,768.10 and 657,235.24

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Solution

The fourth proportional to 1,140,511.72, 1,573,768.10 and 657,235.24 is: 906,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,511.72 : 1,573,768.10 = 657,235.24 : x
  2. Step 2: Convert to fraction form
    1,140,511.72/1,573,768.10 = 657,235.24/x
  3. Step 3: Cross multiply
    1,140,511.72x = 1,573,768.10 × 657,235.24
  4. Step 4: Simplify right side
    1,140,511.72x = 1,034,335,854,907.84
  5. Step 5: Solve for x
    x = 1,034,335,854,907.84/1,140,511.72
  6. Step 6: Final answer
    x = 906,905.06

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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.