Home / 1,432,127.08-1,977,268.36-889,060.80

Finding the Fourth Proportional to 1,432,127.08, 1,977,268.36 and 889,060.80

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Solution

The fourth proportional to 1,432,127.08, 1,977,268.36 and 889,060.80 is: 1,227,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,127.08 : 1,977,268.36 = 889,060.80 : x
  2. Step 2: Convert to fraction form
    1,432,127.08/1,977,268.36 = 889,060.80/x
  3. Step 3: Cross multiply
    1,432,127.08x = 1,977,268.36 × 889,060.80
  4. Step 4: Simplify right side
    1,432,127.08x = 1,757,911,789,956.29
  5. Step 5: Solve for x
    x = 1,757,911,789,956.29/1,432,127.08
  6. Step 6: Final answer
    x = 1,227,483.10

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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.