Home / 1,514,258.02-2,089,672.05-869,720.02

Finding the Fourth Proportional to 1,514,258.02, 2,089,672.05 and 869,720.02

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Solution

The fourth proportional to 1,514,258.02, 2,089,672.05 and 869,720.02 is: 1,200,211.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,258.02 : 2,089,672.05 = 869,720.02 : x
  2. Step 2: Convert to fraction form
    1,514,258.02/2,089,672.05 = 869,720.02/x
  3. Step 3: Cross multiply
    1,514,258.02x = 2,089,672.05 × 869,720.02
  4. Step 4: Simplify right side
    1,514,258.02x = 1,817,429,617,119.44
  5. Step 5: Solve for x
    x = 1,817,429,617,119.44/1,514,258.02
  6. Step 6: Final answer
    x = 1,200,211.32

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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.