Home / 1,618,854.53-2,234,005.88-893,686.78

Finding the Fourth Proportional to 1,618,854.53, 2,234,005.88 and 893,686.78

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Solution

The fourth proportional to 1,618,854.53, 2,234,005.88 and 893,686.78 is: 1,233,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,854.53 : 2,234,005.88 = 893,686.78 : x
  2. Step 2: Convert to fraction form
    1,618,854.53/2,234,005.88 = 893,686.78/x
  3. Step 3: Cross multiply
    1,618,854.53x = 2,234,005.88 × 893,686.78
  4. Step 4: Simplify right side
    1,618,854.53x = 1,996,501,519,722.34
  5. Step 5: Solve for x
    x = 1,996,501,519,722.34/1,618,854.53
  6. Step 6: Final answer
    x = 1,233,280.38

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1.5x scale

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.