Home / 1,402,128-1,934,936.64-798,572.16

Finding the Fourth Proportional to 1,402,128, 1,934,936.64 and 798,572.16

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Solution

The fourth proportional to 1,402,128, 1,934,936.64 and 798,572.16 is: 1,102,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,128 : 1,934,936.64 = 798,572.16 : x
  2. Step 2: Convert to fraction form
    1,402,128/1,934,936.64 = 798,572.16/x
  3. Step 3: Cross multiply
    1,402,128x = 1,934,936.64 × 798,572.16
  4. Step 4: Simplify right side
    1,402,128x = 1,545,186,532,067.94
  5. Step 5: Solve for x
    x = 1,545,186,532,067.94/1,402,128
  6. Step 6: Final answer
    x = 1,102,029.58

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1.5x scale

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.