Home / 1,618,938.66-2,234,210.13-893,889.30

Finding the Fourth Proportional to 1,618,938.66, 2,234,210.13 and 893,889.30

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Solution

The fourth proportional to 1,618,938.66, 2,234,210.13 and 893,889.30 is: 1,233,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,938.66 : 2,234,210.13 = 893,889.30 : x
  2. Step 2: Convert to fraction form
    1,618,938.66/2,234,210.13 = 893,889.30/x
  3. Step 3: Cross multiply
    1,618,938.66x = 2,234,210.13 × 893,889.30
  4. Step 4: Simplify right side
    1,618,938.66x = 1,997,136,529,158.61
  5. Step 5: Solve for x
    x = 1,997,136,529,158.61/1,618,938.66
  6. Step 6: Final answer
    x = 1,233,608.52

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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.