Home / 1,105,868.55-1,525,312.47-738,160.29

Finding the Fourth Proportional to 1,105,868.55, 1,525,312.47 and 738,160.29

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Solution

The fourth proportional to 1,105,868.55, 1,525,312.47 and 738,160.29 is: 1,018,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,868.55 : 1,525,312.47 = 738,160.29 : x
  2. Step 2: Convert to fraction form
    1,105,868.55/1,525,312.47 = 738,160.29/x
  3. Step 3: Cross multiply
    1,105,868.55x = 1,525,312.47 × 738,160.29
  4. Step 4: Simplify right side
    1,105,868.55x = 1,125,925,095,195.82
  5. Step 5: Solve for x
    x = 1,125,925,095,195.82/1,105,868.55
  6. Step 6: Final answer
    x = 1,018,136.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.