Home / 5,423,570.85-8,129,679.63-1,828,095.06

Finding the Fourth Proportional to 5,423,570.85, 8,129,679.63 and 1,828,095.06

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Solution

The fourth proportional to 5,423,570.85, 8,129,679.63 and 1,828,095.06 is: 2,740,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,570.85 : 8,129,679.63 = 1,828,095.06 : x
  2. Step 2: Convert to fraction form
    5,423,570.85/8,129,679.63 = 1,828,095.06/x
  3. Step 3: Cross multiply
    5,423,570.85x = 8,129,679.63 × 1,828,095.06
  4. Step 4: Simplify right side
    5,423,570.85x = 14,861,827,170,985.63
  5. Step 5: Solve for x
    x = 14,861,827,170,985.63/5,423,570.85
  6. Step 6: Final answer
    x = 2,740,229.19

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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.