Home / 1,533,841.40-2,298,137.70-972,219.80

Finding the Fourth Proportional to 1,533,841.40, 2,298,137.70 and 972,219.80

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Solution

The fourth proportional to 1,533,841.40, 2,298,137.70 and 972,219.80 is: 1,456,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,841.40 : 2,298,137.70 = 972,219.80 : x
  2. Step 2: Convert to fraction form
    1,533,841.40/2,298,137.70 = 972,219.80/x
  3. Step 3: Cross multiply
    1,533,841.40x = 2,298,137.70 × 972,219.80
  4. Step 4: Simplify right side
    1,533,841.40x = 2,234,294,975,066.46
  5. Step 5: Solve for x
    x = 2,234,294,975,066.46/1,533,841.40
  6. Step 6: Final answer
    x = 1,456,666.23

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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.