Home / 1,507,330.58-2,080,123.88-819,004.16

Finding the Fourth Proportional to 1,507,330.58, 2,080,123.88 and 819,004.16

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Solution

The fourth proportional to 1,507,330.58, 2,080,123.88 and 819,004.16 is: 1,130,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,330.58 : 2,080,123.88 = 819,004.16 : x
  2. Step 2: Convert to fraction form
    1,507,330.58/2,080,123.88 = 819,004.16/x
  3. Step 3: Cross multiply
    1,507,330.58x = 2,080,123.88 × 819,004.16
  4. Step 4: Simplify right side
    1,507,330.58x = 1,703,630,112,140.63
  5. Step 5: Solve for x
    x = 1,703,630,112,140.63/1,507,330.58
  6. Step 6: Final answer
    x = 1,130,229.92

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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.