Home / 1,375,824.65-1,895,513.79-1,064,657.15

Finding the Fourth Proportional to 1,375,824.65, 1,895,513.79 and 1,064,657.15

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Solution

The fourth proportional to 1,375,824.65, 1,895,513.79 and 1,064,657.15 is: 1,466,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,824.65 : 1,895,513.79 = 1,064,657.15 : x
  2. Step 2: Convert to fraction form
    1,375,824.65/1,895,513.79 = 1,064,657.15/x
  3. Step 3: Cross multiply
    1,375,824.65x = 1,895,513.79 × 1,064,657.15
  4. Step 4: Simplify right side
    1,375,824.65x = 2,018,072,299,969.53
  5. Step 5: Solve for x
    x = 2,018,072,299,969.53/1,375,824.65
  6. Step 6: Final answer
    x = 1,466,809.24

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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.