Home / 1,013,886.99-1,520,284.98-406,370.43

Finding the Fourth Proportional to 1,013,886.99, 1,520,284.98 and 406,370.43

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Solution

The fourth proportional to 1,013,886.99, 1,520,284.98 and 406,370.43 is: 609,337.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,886.99 : 1,520,284.98 = 406,370.43 : x
  2. Step 2: Convert to fraction form
    1,013,886.99/1,520,284.98 = 406,370.43/x
  3. Step 3: Cross multiply
    1,013,886.99x = 1,520,284.98 × 406,370.43
  4. Step 4: Simplify right side
    1,013,886.99x = 617,798,861,278.18
  5. Step 5: Solve for x
    x = 617,798,861,278.18/1,013,886.99
  6. Step 6: Final answer
    x = 609,337.01

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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.