Home / 2,630,376.25-3,629,919.23-1,423,152.25

Finding the Fourth Proportional to 2,630,376.25, 3,629,919.23 and 1,423,152.25

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Solution

The fourth proportional to 2,630,376.25, 3,629,919.23 and 1,423,152.25 is: 1,963,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,376.25 : 3,629,919.23 = 1,423,152.25 : x
  2. Step 2: Convert to fraction form
    2,630,376.25/3,629,919.23 = 1,423,152.25/x
  3. Step 3: Cross multiply
    2,630,376.25x = 3,629,919.23 × 1,423,152.25
  4. Step 4: Simplify right side
    2,630,376.25x = 5,165,927,719,492.77
  5. Step 5: Solve for x
    x = 5,165,927,719,492.77/2,630,376.25
  6. Step 6: Final answer
    x = 1,963,950.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.