Home / 1,544,108.40-2,316,179.88-645,686.64

Finding the Fourth Proportional to 1,544,108.40, 2,316,179.88 and 645,686.64

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Solution

The fourth proportional to 1,544,108.40, 2,316,179.88 and 645,686.64 is: 968,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,108.40 : 2,316,179.88 = 645,686.64 : x
  2. Step 2: Convert to fraction form
    1,544,108.40/2,316,179.88 = 645,686.64/x
  3. Step 3: Cross multiply
    1,544,108.40x = 2,316,179.88 × 645,686.64
  4. Step 4: Simplify right side
    1,544,108.40x = 1,495,526,404,352.80
  5. Step 5: Solve for x
    x = 1,495,526,404,352.80/1,544,108.40
  6. Step 6: Final answer
    x = 968,537.19

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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.