Home / 1,421,777.49-2,132,666.24-475,148.21

Finding the Fourth Proportional to 1,421,777.49, 2,132,666.24 and 475,148.21

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Solution

The fourth proportional to 1,421,777.49, 2,132,666.24 and 475,148.21 is: 712,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,777.49 : 2,132,666.24 = 475,148.21 : x
  2. Step 2: Convert to fraction form
    1,421,777.49/2,132,666.24 = 475,148.21/x
  3. Step 3: Cross multiply
    1,421,777.49x = 2,132,666.24 × 475,148.21
  4. Step 4: Simplify right side
    1,421,777.49x = 1,013,332,533,424.36
  5. Step 5: Solve for x
    x = 1,013,332,533,424.36/1,421,777.49
  6. Step 6: Final answer
    x = 712,722.31

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Double scale
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1.5x scale

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.