Home / 1,886,521-2,828,002.62-938,995.96

Finding the Fourth Proportional to 1,886,521, 2,828,002.62 and 938,995.96

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Solution

The fourth proportional to 1,886,521, 2,828,002.62 and 938,995.96 is: 1,407,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,521 : 2,828,002.62 = 938,995.96 : x
  2. Step 2: Convert to fraction form
    1,886,521/2,828,002.62 = 938,995.96/x
  3. Step 3: Cross multiply
    1,886,521x = 2,828,002.62 × 938,995.96
  4. Step 4: Simplify right side
    1,886,521x = 2,655,483,035,049.42
  5. Step 5: Solve for x
    x = 2,655,483,035,049.42/1,886,521
  6. Step 6: Final answer
    x = 1,407,608.52

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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.