Home / 1,830,406.79-2,745,750.51-615,989.36

Finding the Fourth Proportional to 1,830,406.79, 2,745,750.51 and 615,989.36

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Solution

The fourth proportional to 1,830,406.79, 2,745,750.51 and 615,989.36 is: 924,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,406.79 : 2,745,750.51 = 615,989.36 : x
  2. Step 2: Convert to fraction form
    1,830,406.79/2,745,750.51 = 615,989.36/x
  3. Step 3: Cross multiply
    1,830,406.79x = 2,745,750.51 × 615,989.36
  4. Step 4: Simplify right side
    1,830,406.79x = 1,691,353,099,374.57
  5. Step 5: Solve for x
    x = 1,691,353,099,374.57/1,830,406.79
  6. Step 6: Final answer
    x = 924,031.26

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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.