Home / 1,587,427.02-2,190,690.03-862,316.24

Finding the Fourth Proportional to 1,587,427.02, 2,190,690.03 and 862,316.24

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Solution

The fourth proportional to 1,587,427.02, 2,190,690.03 and 862,316.24 is: 1,190,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,427.02 : 2,190,690.03 = 862,316.24 : x
  2. Step 2: Convert to fraction form
    1,587,427.02/2,190,690.03 = 862,316.24/x
  3. Step 3: Cross multiply
    1,587,427.02x = 2,190,690.03 × 862,316.24
  4. Step 4: Simplify right side
    1,587,427.02x = 1,889,067,578,721.64
  5. Step 5: Solve for x
    x = 1,889,067,578,721.64/1,587,427.02
  6. Step 6: Final answer
    x = 1,190,018.54

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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.