Home / 1,382,515.64-2,073,576.60-435,763.32

Finding the Fourth Proportional to 1,382,515.64, 2,073,576.60 and 435,763.32

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Solution

The fourth proportional to 1,382,515.64, 2,073,576.60 and 435,763.32 is: 653,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,515.64 : 2,073,576.60 = 435,763.32 : x
  2. Step 2: Convert to fraction form
    1,382,515.64/2,073,576.60 = 435,763.32/x
  3. Step 3: Cross multiply
    1,382,515.64x = 2,073,576.60 × 435,763.32
  4. Step 4: Simplify right side
    1,382,515.64x = 903,588,623,490.31
  5. Step 5: Solve for x
    x = 903,588,623,490.31/1,382,515.64
  6. Step 6: Final answer
    x = 653,582.93

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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.