Home / 1,790,334.50-2,470,693.11-974,561.63

Finding the Fourth Proportional to 1,790,334.50, 2,470,693.11 and 974,561.63

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Solution

The fourth proportional to 1,790,334.50, 2,470,693.11 and 974,561.63 is: 1,344,912.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,334.50 : 2,470,693.11 = 974,561.63 : x
  2. Step 2: Convert to fraction form
    1,790,334.50/2,470,693.11 = 974,561.63/x
  3. Step 3: Cross multiply
    1,790,334.50x = 2,470,693.11 × 974,561.63
  4. Step 4: Simplify right side
    1,790,334.50x = 2,407,842,710,688.10
  5. Step 5: Solve for x
    x = 2,407,842,710,688.10/1,790,334.50
  6. Step 6: Final answer
    x = 1,344,912.20

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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.