Home / 1,346,142.04-2,018,775.90-447,342.28

Finding the Fourth Proportional to 1,346,142.04, 2,018,775.90 and 447,342.28

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Solution

The fourth proportional to 1,346,142.04, 2,018,775.90 and 447,342.28 is: 670,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,142.04 : 2,018,775.90 = 447,342.28 : x
  2. Step 2: Convert to fraction form
    1,346,142.04/2,018,775.90 = 447,342.28/x
  3. Step 3: Cross multiply
    1,346,142.04x = 2,018,775.90 × 447,342.28
  4. Step 4: Simplify right side
    1,346,142.04x = 903,083,813,915.05
  5. Step 5: Solve for x
    x = 903,083,813,915.05/1,346,142.04
  6. Step 6: Final answer
    x = 670,868.15

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1.5x scale

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.