Home / 1,272,023.26-1,908,909.70-524,069.26

Finding the Fourth Proportional to 1,272,023.26, 1,908,909.70 and 524,069.26

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Solution

The fourth proportional to 1,272,023.26, 1,908,909.70 and 524,069.26 is: 786,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,023.26 : 1,908,909.70 = 524,069.26 : x
  2. Step 2: Convert to fraction form
    1,272,023.26/1,908,909.70 = 524,069.26/x
  3. Step 3: Cross multiply
    1,272,023.26x = 1,908,909.70 × 524,069.26
  4. Step 4: Simplify right side
    1,272,023.26x = 1,000,400,893,885.82
  5. Step 5: Solve for x
    x = 1,000,400,893,885.82/1,272,023.26
  6. Step 6: Final answer
    x = 786,464.31

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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.