Home / 1,653,010.40-2,478,552.08-640,950

Finding the Fourth Proportional to 1,653,010.40, 2,478,552.08 and 640,950

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Solution

The fourth proportional to 1,653,010.40, 2,478,552.08 and 640,950 is: 961,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,010.40 : 2,478,552.08 = 640,950 : x
  2. Step 2: Convert to fraction form
    1,653,010.40/2,478,552.08 = 640,950/x
  3. Step 3: Cross multiply
    1,653,010.40x = 2,478,552.08 × 640,950
  4. Step 4: Simplify right side
    1,653,010.40x = 1,588,627,955,676
  5. Step 5: Solve for x
    x = 1,588,627,955,676/1,653,010.40
  6. Step 6: Final answer
    x = 961,051.40

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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.