Home / 1,539,633.60-2,308,789.85-528,857.28

Finding the Fourth Proportional to 1,539,633.60, 2,308,789.85 and 528,857.28

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Solution

The fourth proportional to 1,539,633.60, 2,308,789.85 and 528,857.28 is: 793,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,633.60 : 2,308,789.85 = 528,857.28 : x
  2. Step 2: Convert to fraction form
    1,539,633.60/2,308,789.85 = 528,857.28/x
  3. Step 3: Cross multiply
    1,539,633.60x = 2,308,789.85 × 528,857.28
  4. Step 4: Simplify right side
    1,539,633.60x = 1,221,020,317,518.32
  5. Step 5: Solve for x
    x = 1,221,020,317,518.32/1,539,633.60
  6. Step 6: Final answer
    x = 793,059.02

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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.