Home / 1,678,614.94-2,316,416.20-953,460.42

Finding the Fourth Proportional to 1,678,614.94, 2,316,416.20 and 953,460.42

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Solution

The fourth proportional to 1,678,614.94, 2,316,416.20 and 953,460.42 is: 1,315,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,614.94 : 2,316,416.20 = 953,460.42 : x
  2. Step 2: Convert to fraction form
    1,678,614.94/2,316,416.20 = 953,460.42/x
  3. Step 3: Cross multiply
    1,678,614.94x = 2,316,416.20 × 953,460.42
  4. Step 4: Simplify right side
    1,678,614.94x = 2,208,611,162,946.80
  5. Step 5: Solve for x
    x = 2,208,611,162,946.80/1,678,614.94
  6. Step 6: Final answer
    x = 1,315,734.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.