Home / 1,004,915.30-1,506,525.44-435,867.80

Finding the Fourth Proportional to 1,004,915.30, 1,506,525.44 and 435,867.80

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Solution

The fourth proportional to 1,004,915.30, 1,506,525.44 and 435,867.80 is: 653,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,915.30 : 1,506,525.44 = 435,867.80 : x
  2. Step 2: Convert to fraction form
    1,004,915.30/1,506,525.44 = 435,867.80/x
  3. Step 3: Cross multiply
    1,004,915.30x = 1,506,525.44 × 435,867.80
  4. Step 4: Simplify right side
    1,004,915.30x = 656,645,919,464.87
  5. Step 5: Solve for x
    x = 656,645,919,464.87/1,004,915.30
  6. Step 6: Final answer
    x = 653,434.10

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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.