Home / 1,033,447.55-1,426,237.43-619,999.86

Finding the Fourth Proportional to 1,033,447.55, 1,426,237.43 and 619,999.86

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Solution

The fourth proportional to 1,033,447.55, 1,426,237.43 and 619,999.86 is: 855,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,447.55 : 1,426,237.43 = 619,999.86 : x
  2. Step 2: Convert to fraction form
    1,033,447.55/1,426,237.43 = 619,999.86/x
  3. Step 3: Cross multiply
    1,033,447.55x = 1,426,237.43 × 619,999.86
  4. Step 4: Simplify right side
    1,033,447.55x = 884,267,012,531.77
  5. Step 5: Solve for x
    x = 884,267,012,531.77/1,033,447.55
  6. Step 6: Final answer
    x = 855,647.69

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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.