Home / 1,114,637.52-1,538,200.08-605,339.76

Finding the Fourth Proportional to 1,114,637.52, 1,538,200.08 and 605,339.76

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Solution

The fourth proportional to 1,114,637.52, 1,538,200.08 and 605,339.76 is: 835,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,637.52 : 1,538,200.08 = 605,339.76 : x
  2. Step 2: Convert to fraction form
    1,114,637.52/1,538,200.08 = 605,339.76/x
  3. Step 3: Cross multiply
    1,114,637.52x = 1,538,200.08 × 605,339.76
  4. Step 4: Simplify right side
    1,114,637.52x = 931,133,667,259.18
  5. Step 5: Solve for x
    x = 931,133,667,259.18/1,114,637.52
  6. Step 6: Final answer
    x = 835,369.03

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Double scale
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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.