Home / 1,018,417.37-1,405,439.43-559,560.59

Finding the Fourth Proportional to 1,018,417.37, 1,405,439.43 and 559,560.59

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Solution

The fourth proportional to 1,018,417.37, 1,405,439.43 and 559,560.59 is: 772,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,417.37 : 1,405,439.43 = 559,560.59 : x
  2. Step 2: Convert to fraction form
    1,018,417.37/1,405,439.43 = 559,560.59/x
  3. Step 3: Cross multiply
    1,018,417.37x = 1,405,439.43 × 559,560.59
  4. Step 4: Simplify right side
    1,018,417.37x = 786,428,516,660.06
  5. Step 5: Solve for x
    x = 786,428,516,660.06/1,018,417.37
  6. Step 6: Final answer
    x = 772,206.50

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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.