Home / 1,583,487.36-2,375,197.65-385,416.36

Finding the Fourth Proportional to 1,583,487.36, 2,375,197.65 and 385,416.36

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Solution

The fourth proportional to 1,583,487.36, 2,375,197.65 and 385,416.36 is: 578,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,487.36 : 2,375,197.65 = 385,416.36 : x
  2. Step 2: Convert to fraction form
    1,583,487.36/2,375,197.65 = 385,416.36/x
  3. Step 3: Cross multiply
    1,583,487.36x = 2,375,197.65 × 385,416.36
  4. Step 4: Simplify right side
    1,583,487.36x = 915,440,032,543.55
  5. Step 5: Solve for x
    x = 915,440,032,543.55/1,583,487.36
  6. Step 6: Final answer
    x = 578,116.41

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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.