Home / 1,575,475.76-2,173,412.04-930,465.20

Finding the Fourth Proportional to 1,575,475.76, 2,173,412.04 and 930,465.20

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Solution

The fourth proportional to 1,575,475.76, 2,173,412.04 and 930,465.20 is: 1,283,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,475.76 : 2,173,412.04 = 930,465.20 : x
  2. Step 2: Convert to fraction form
    1,575,475.76/2,173,412.04 = 930,465.20/x
  3. Step 3: Cross multiply
    1,575,475.76x = 2,173,412.04 × 930,465.20
  4. Step 4: Simplify right side
    1,575,475.76x = 2,022,284,268,481.01
  5. Step 5: Solve for x
    x = 2,022,284,268,481.01/1,575,475.76
  6. Step 6: Final answer
    x = 1,283,602.27

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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.