Home / 1,402,807.76-2,104,523.48-654,445.52

Finding the Fourth Proportional to 1,402,807.76, 2,104,523.48 and 654,445.52

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Solution

The fourth proportional to 1,402,807.76, 2,104,523.48 and 654,445.52 is: 981,813.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,807.76 : 2,104,523.48 = 654,445.52 : x
  2. Step 2: Convert to fraction form
    1,402,807.76/2,104,523.48 = 654,445.52/x
  3. Step 3: Cross multiply
    1,402,807.76x = 2,104,523.48 × 654,445.52
  4. Step 4: Simplify right side
    1,402,807.76x = 1,377,295,963,220.81
  5. Step 5: Solve for x
    x = 1,377,295,963,220.81/1,402,807.76
  6. Step 6: Final answer
    x = 981,813.76

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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.