Home / 1,316,042.88-1,974,064.04-717,507.42

Finding the Fourth Proportional to 1,316,042.88, 1,974,064.04 and 717,507.42

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Solution

The fourth proportional to 1,316,042.88, 1,974,064.04 and 717,507.42 is: 1,076,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,042.88 : 1,974,064.04 = 717,507.42 : x
  2. Step 2: Convert to fraction form
    1,316,042.88/1,974,064.04 = 717,507.42/x
  3. Step 3: Cross multiply
    1,316,042.88x = 1,974,064.04 × 717,507.42
  4. Step 4: Simplify right side
    1,316,042.88x = 1,416,405,596,255.18
  5. Step 5: Solve for x
    x = 1,416,405,596,255.18/1,316,042.88
  6. Step 6: Final answer
    x = 1,076,260.98

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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.