Home / 1,618,828.02-2,233,970.10-893,676.78

Finding the Fourth Proportional to 1,618,828.02, 2,233,970.10 and 893,676.78

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Solution

The fourth proportional to 1,618,828.02, 2,233,970.10 and 893,676.78 is: 1,233,267.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,828.02 : 2,233,970.10 = 893,676.78 : x
  2. Step 2: Convert to fraction form
    1,618,828.02/2,233,970.10 = 893,676.78/x
  3. Step 3: Cross multiply
    1,618,828.02x = 2,233,970.10 × 893,676.78
  4. Step 4: Simplify right side
    1,618,828.02x = 1,996,447,205,584.28
  5. Step 5: Solve for x
    x = 1,996,447,205,584.28/1,618,828.02
  6. Step 6: Final answer
    x = 1,233,267.02

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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.