Home / 1,630,892.32-2,445,369.36-620,088.28

Finding the Fourth Proportional to 1,630,892.32, 2,445,369.36 and 620,088.28

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Solution

The fourth proportional to 1,630,892.32, 2,445,369.36 and 620,088.28 is: 929,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,892.32 : 2,445,369.36 = 620,088.28 : x
  2. Step 2: Convert to fraction form
    1,630,892.32/2,445,369.36 = 620,088.28/x
  3. Step 3: Cross multiply
    1,630,892.32x = 2,445,369.36 × 620,088.28
  4. Step 4: Simplify right side
    1,630,892.32x = 1,516,344,880,407.10
  5. Step 5: Solve for x
    x = 1,516,344,880,407.10/1,630,892.32
  6. Step 6: Final answer
    x = 929,763.95

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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.