Home / 2,159,925.66-2,978,718.03-1,472,624.46

Finding the Fourth Proportional to 2,159,925.66, 2,978,718.03 and 1,472,624.46

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Solution

The fourth proportional to 2,159,925.66, 2,978,718.03 and 1,472,624.46 is: 2,030,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,925.66 : 2,978,718.03 = 1,472,624.46 : x
  2. Step 2: Convert to fraction form
    2,159,925.66/2,978,718.03 = 1,472,624.46/x
  3. Step 3: Cross multiply
    2,159,925.66x = 2,978,718.03 × 1,472,624.46
  4. Step 4: Simplify right side
    2,159,925.66x = 4,386,533,030,421.01
  5. Step 5: Solve for x
    x = 4,386,533,030,421.01/2,159,925.66
  6. Step 6: Final answer
    x = 2,030,872.22

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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.