Home / 1,144,915.53-1,725,602.82-986,898.64

Finding the Fourth Proportional to 1,144,915.53, 1,725,602.82 and 986,898.64

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Solution

The fourth proportional to 1,144,915.53, 1,725,602.82 and 986,898.64 is: 1,487,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,915.53 : 1,725,602.82 = 986,898.64 : x
  2. Step 2: Convert to fraction form
    1,144,915.53/1,725,602.82 = 986,898.64/x
  3. Step 3: Cross multiply
    1,144,915.53x = 1,725,602.82 × 986,898.64
  4. Step 4: Simplify right side
    1,144,915.53x = 1,702,995,066,683.10
  5. Step 5: Solve for x
    x = 1,702,995,066,683.10/1,144,915.53
  6. Step 6: Final answer
    x = 1,487,441.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.