Home / 1,114,257.40-1,671,386.10-1,043,398.60

Finding the Fourth Proportional to 1,114,257.40, 1,671,386.10 and 1,043,398.60

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Solution

The fourth proportional to 1,114,257.40, 1,671,386.10 and 1,043,398.60 is: 1,565,097.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,257.40 : 1,671,386.10 = 1,043,398.60 : x
  2. Step 2: Convert to fraction form
    1,114,257.40/1,671,386.10 = 1,043,398.60/x
  3. Step 3: Cross multiply
    1,114,257.40x = 1,671,386.10 × 1,043,398.60
  4. Step 4: Simplify right side
    1,114,257.40x = 1,743,921,916,799.46
  5. Step 5: Solve for x
    x = 1,743,921,916,799.46/1,114,257.40
  6. Step 6: Final answer
    x = 1,565,097.90

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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.