Home / 2,970,030.12-4,098,643.24-1,611,903.12

Finding the Fourth Proportional to 2,970,030.12, 4,098,643.24 and 1,611,903.12

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Solution

The fourth proportional to 2,970,030.12, 4,098,643.24 and 1,611,903.12 is: 2,224,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,030.12 : 4,098,643.24 = 1,611,903.12 : x
  2. Step 2: Convert to fraction form
    2,970,030.12/4,098,643.24 = 1,611,903.12/x
  3. Step 3: Cross multiply
    2,970,030.12x = 4,098,643.24 × 1,611,903.12
  4. Step 4: Simplify right side
    2,970,030.12x = 6,606,615,826,322.91
  5. Step 5: Solve for x
    x = 6,606,615,826,322.91/2,970,030.12
  6. Step 6: Final answer
    x = 2,224,427.21

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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.