Home / 1,214,505.60-1,676,165.40-705,208.08

Finding the Fourth Proportional to 1,214,505.60, 1,676,165.40 and 705,208.08

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Solution

The fourth proportional to 1,214,505.60, 1,676,165.40 and 705,208.08 is: 973,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,505.60 : 1,676,165.40 = 705,208.08 : x
  2. Step 2: Convert to fraction form
    1,214,505.60/1,676,165.40 = 705,208.08/x
  3. Step 3: Cross multiply
    1,214,505.60x = 1,676,165.40 × 705,208.08
  4. Step 4: Simplify right side
    1,214,505.60x = 1,182,045,383,496.43
  5. Step 5: Solve for x
    x = 1,182,045,383,496.43/1,214,505.60
  6. Step 6: Final answer
    x = 973,272.90

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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.