Home / 1,114,424.90-1,671,877.38-345,906.62

Finding the Fourth Proportional to 1,114,424.90, 1,671,877.38 and 345,906.62

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Solution

The fourth proportional to 1,114,424.90, 1,671,877.38 and 345,906.62 is: 518,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,424.90 : 1,671,877.38 = 345,906.62 : x
  2. Step 2: Convert to fraction form
    1,114,424.90/1,671,877.38 = 345,906.62/x
  3. Step 3: Cross multiply
    1,114,424.90x = 1,671,877.38 × 345,906.62
  4. Step 4: Simplify right side
    1,114,424.90x = 578,313,453,570.26
  5. Step 5: Solve for x
    x = 578,313,453,570.26/1,114,424.90
  6. Step 6: Final answer
    x = 518,934.43

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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.