Home / 1,098,214.72-1,648,387.32-529,995.70

Finding the Fourth Proportional to 1,098,214.72, 1,648,387.32 and 529,995.70

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Solution

The fourth proportional to 1,098,214.72, 1,648,387.32 and 529,995.70 is: 795,507.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,214.72 : 1,648,387.32 = 529,995.70 : x
  2. Step 2: Convert to fraction form
    1,098,214.72/1,648,387.32 = 529,995.70/x
  3. Step 3: Cross multiply
    1,098,214.72x = 1,648,387.32 × 529,995.70
  4. Step 4: Simplify right side
    1,098,214.72x = 873,638,191,534.52
  5. Step 5: Solve for x
    x = 873,638,191,534.52/1,098,214.72
  6. Step 6: Final answer
    x = 795,507.63

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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.