Home / 1,650,406.64-2,278,307.44-1,039,457.28

Finding the Fourth Proportional to 1,650,406.64, 2,278,307.44 and 1,039,457.28

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Solution

The fourth proportional to 1,650,406.64, 2,278,307.44 and 1,039,457.28 is: 1,434,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,406.64 : 2,278,307.44 = 1,039,457.28 : x
  2. Step 2: Convert to fraction form
    1,650,406.64/2,278,307.44 = 1,039,457.28/x
  3. Step 3: Cross multiply
    1,650,406.64x = 2,278,307.44 × 1,039,457.28
  4. Step 4: Simplify right side
    1,650,406.64x = 2,368,203,254,586.16
  5. Step 5: Solve for x
    x = 2,368,203,254,586.16/1,650,406.64
  6. Step 6: Final answer
    x = 1,434,921.07

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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.