Home / 1,655,218.40-2,482,827.60-657,946.40

Finding the Fourth Proportional to 1,655,218.40, 2,482,827.60 and 657,946.40

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Solution

The fourth proportional to 1,655,218.40, 2,482,827.60 and 657,946.40 is: 986,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,218.40 : 2,482,827.60 = 657,946.40 : x
  2. Step 2: Convert to fraction form
    1,655,218.40/2,482,827.60 = 657,946.40/x
  3. Step 3: Cross multiply
    1,655,218.40x = 2,482,827.60 × 657,946.40
  4. Step 4: Simplify right side
    1,655,218.40x = 1,633,567,481,240.64
  5. Step 5: Solve for x
    x = 1,633,567,481,240.64/1,655,218.40
  6. Step 6: Final answer
    x = 986,919.60

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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.