Home / 1,201,348.20-1,657,937.52-692,041.80

Finding the Fourth Proportional to 1,201,348.20, 1,657,937.52 and 692,041.80

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Solution

The fourth proportional to 1,201,348.20, 1,657,937.52 and 692,041.80 is: 955,062.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,348.20 : 1,657,937.52 = 692,041.80 : x
  2. Step 2: Convert to fraction form
    1,201,348.20/1,657,937.52 = 692,041.80/x
  3. Step 3: Cross multiply
    1,201,348.20x = 1,657,937.52 × 692,041.80
  4. Step 4: Simplify right side
    1,201,348.20x = 1,147,362,065,628.34
  5. Step 5: Solve for x
    x = 1,147,362,065,628.34/1,201,348.20
  6. Step 6: Final answer
    x = 955,062.04

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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.