Home / 2,535,487-3,498,999.64-1,389,542.76

Finding the Fourth Proportional to 2,535,487, 3,498,999.64 and 1,389,542.76

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Solution

The fourth proportional to 2,535,487, 3,498,999.64 and 1,389,542.76 is: 1,917,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,487 : 3,498,999.64 = 1,389,542.76 : x
  2. Step 2: Convert to fraction form
    2,535,487/3,498,999.64 = 1,389,542.76/x
  3. Step 3: Cross multiply
    2,535,487x = 3,498,999.64 × 1,389,542.76
  4. Step 4: Simplify right side
    2,535,487x = 4,862,009,617,004.61
  5. Step 5: Solve for x
    x = 4,862,009,617,004.61/2,535,487
  6. Step 6: Final answer
    x = 1,917,584.12

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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.