Home / 4,191,117.08-6,281,416.55-1,792,140.72

Finding the Fourth Proportional to 4,191,117.08, 6,281,416.55 and 1,792,140.72

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Solution

The fourth proportional to 4,191,117.08, 6,281,416.55 and 1,792,140.72 is: 2,685,962.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191,117.08 : 6,281,416.55 = 1,792,140.72 : x
  2. Step 2: Convert to fraction form
    4,191,117.08/6,281,416.55 = 1,792,140.72/x
  3. Step 3: Cross multiply
    4,191,117.08x = 6,281,416.55 × 1,792,140.72
  4. Step 4: Simplify right side
    4,191,117.08x = 11,257,182,369,576.21
  5. Step 5: Solve for x
    x = 11,257,182,369,576.21/4,191,117.08
  6. Step 6: Final answer
    x = 2,685,962.28

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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.