Home / 1,036,676.30-1,555,705.65-475,421.90

Finding the Fourth Proportional to 1,036,676.30, 1,555,705.65 and 475,421.90

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Solution

The fourth proportional to 1,036,676.30, 1,555,705.65 and 475,421.90 is: 713,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,676.30 : 1,555,705.65 = 475,421.90 : x
  2. Step 2: Convert to fraction form
    1,036,676.30/1,555,705.65 = 475,421.90/x
  3. Step 3: Cross multiply
    1,036,676.30x = 1,555,705.65 × 475,421.90
  4. Step 4: Simplify right side
    1,036,676.30x = 739,616,535,963.74
  5. Step 5: Solve for x
    x = 739,616,535,963.74/1,036,676.30
  6. Step 6: Final answer
    x = 713,449.84

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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.