Home / 1,045,807.07-1,567,747.97-406,536.03

Finding the Fourth Proportional to 1,045,807.07, 1,567,747.97 and 406,536.03

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Solution

The fourth proportional to 1,045,807.07, 1,567,747.97 and 406,536.03 is: 609,429.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,807.07 : 1,567,747.97 = 406,536.03 : x
  2. Step 2: Convert to fraction form
    1,045,807.07/1,567,747.97 = 406,536.03/x
  3. Step 3: Cross multiply
    1,045,807.07x = 1,567,747.97 × 406,536.03
  4. Step 4: Simplify right side
    1,045,807.07x = 637,346,036,780.70
  5. Step 5: Solve for x
    x = 637,346,036,780.70/1,045,807.07
  6. Step 6: Final answer
    x = 609,429.84

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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.