Home / 2,155,447.40-3,232,911.90-893,143.40

Finding the Fourth Proportional to 2,155,447.40, 3,232,911.90 and 893,143.40

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Solution

The fourth proportional to 2,155,447.40, 3,232,911.90 and 893,143.40 is: 1,339,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,447.40 : 3,232,911.90 = 893,143.40 : x
  2. Step 2: Convert to fraction form
    2,155,447.40/3,232,911.90 = 893,143.40/x
  3. Step 3: Cross multiply
    2,155,447.40x = 3,232,911.90 × 893,143.40
  4. Step 4: Simplify right side
    2,155,447.40x = 2,887,453,926,266.46
  5. Step 5: Solve for x
    x = 2,887,453,926,266.46/2,155,447.40
  6. Step 6: Final answer
    x = 1,339,607.70

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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.