Home / 1,114,123.80-1,671,841.80-404,223.60

Finding the Fourth Proportional to 1,114,123.80, 1,671,841.80 and 404,223.60

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Solution

The fourth proportional to 1,114,123.80, 1,671,841.80 and 404,223.60 is: 606,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,123.80 : 1,671,841.80 = 404,223.60 : x
  2. Step 2: Convert to fraction form
    1,114,123.80/1,671,841.80 = 404,223.60/x
  3. Step 3: Cross multiply
    1,114,123.80x = 1,671,841.80 × 404,223.60
  4. Step 4: Simplify right side
    1,114,123.80x = 675,797,911,026.48
  5. Step 5: Solve for x
    x = 675,797,911,026.48/1,114,123.80
  6. Step 6: Final answer
    x = 606,573.44

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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.