Home / 1,331,503.71-1,997,270.14-384,882.63

Finding the Fourth Proportional to 1,331,503.71, 1,997,270.14 and 384,882.63

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Solution

The fourth proportional to 1,331,503.71, 1,997,270.14 and 384,882.63 is: 577,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,503.71 : 1,997,270.14 = 384,882.63 : x
  2. Step 2: Convert to fraction form
    1,331,503.71/1,997,270.14 = 384,882.63/x
  3. Step 3: Cross multiply
    1,331,503.71x = 1,997,270.14 × 384,882.63
  4. Step 4: Simplify right side
    1,331,503.71x = 768,714,584,303.67
  5. Step 5: Solve for x
    x = 768,714,584,303.67/1,331,503.71
  6. Step 6: Final answer
    x = 577,328.16

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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.