Home / 1,114,343.40-1,671,320.70-404,005.80

Finding the Fourth Proportional to 1,114,343.40, 1,671,320.70 and 404,005.80

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Solution

The fourth proportional to 1,114,343.40, 1,671,320.70 and 404,005.80 is: 605,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,343.40 : 1,671,320.70 = 404,005.80 : x
  2. Step 2: Convert to fraction form
    1,114,343.40/1,671,320.70 = 404,005.80/x
  3. Step 3: Cross multiply
    1,114,343.40x = 1,671,320.70 × 404,005.80
  4. Step 4: Simplify right side
    1,114,343.40x = 675,223,256,460.06
  5. Step 5: Solve for x
    x = 675,223,256,460.06/1,114,343.40
  6. Step 6: Final answer
    x = 605,938.22

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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.