Home / 1,358,322.19-2,037,475.78-347,442.59

Finding the Fourth Proportional to 1,358,322.19, 2,037,475.78 and 347,442.59

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Solution

The fourth proportional to 1,358,322.19, 2,037,475.78 and 347,442.59 is: 521,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,322.19 : 2,037,475.78 = 347,442.59 : x
  2. Step 2: Convert to fraction form
    1,358,322.19/2,037,475.78 = 347,442.59/x
  3. Step 3: Cross multiply
    1,358,322.19x = 2,037,475.78 × 347,442.59
  4. Step 4: Simplify right side
    1,358,322.19x = 707,905,862,065.47
  5. Step 5: Solve for x
    x = 707,905,862,065.47/1,358,322.19
  6. Step 6: Final answer
    x = 521,161.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.