Home / 1,544,486.40-2,316,729.60-407,246.40

Finding the Fourth Proportional to 1,544,486.40, 2,316,729.60 and 407,246.40

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Solution

The fourth proportional to 1,544,486.40, 2,316,729.60 and 407,246.40 is: 610,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,486.40 : 2,316,729.60 = 407,246.40 : x
  2. Step 2: Convert to fraction form
    1,544,486.40/2,316,729.60 = 407,246.40/x
  3. Step 3: Cross multiply
    1,544,486.40x = 2,316,729.60 × 407,246.40
  4. Step 4: Simplify right side
    1,544,486.40x = 943,479,789,373.44
  5. Step 5: Solve for x
    x = 943,479,789,373.44/1,544,486.40
  6. Step 6: Final answer
    x = 610,869.60

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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.