Home / 1,063,915.65-1,597,349.70-665,334.90

Finding the Fourth Proportional to 1,063,915.65, 1,597,349.70 and 665,334.90

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Solution

The fourth proportional to 1,063,915.65, 1,597,349.70 and 665,334.90 is: 998,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,915.65 : 1,597,349.70 = 665,334.90 : x
  2. Step 2: Convert to fraction form
    1,063,915.65/1,597,349.70 = 665,334.90/x
  3. Step 3: Cross multiply
    1,063,915.65x = 1,597,349.70 × 665,334.90
  4. Step 4: Simplify right side
    1,063,915.65x = 1,062,772,502,914.53
  5. Step 5: Solve for x
    x = 1,062,772,502,914.53/1,063,915.65
  6. Step 6: Final answer
    x = 998,925.53

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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.