Home / 1,104,838.37-1,524,661.90-621,403.32

Finding the Fourth Proportional to 1,104,838.37, 1,524,661.90 and 621,403.32

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Solution

The fourth proportional to 1,104,838.37, 1,524,661.90 and 621,403.32 is: 857,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,838.37 : 1,524,661.90 = 621,403.32 : x
  2. Step 2: Convert to fraction form
    1,104,838.37/1,524,661.90 = 621,403.32/x
  3. Step 3: Cross multiply
    1,104,838.37x = 1,524,661.90 × 621,403.32
  4. Step 4: Simplify right side
    1,104,838.37x = 947,429,963,430.49
  5. Step 5: Solve for x
    x = 947,429,963,430.49/1,104,838.37
  6. Step 6: Final answer
    x = 857,528.12

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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.