Home / 3,133,490-4,324,391.16-1,775,800.40

Finding the Fourth Proportional to 3,133,490, 4,324,391.16 and 1,775,800.40

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Solution

The fourth proportional to 3,133,490, 4,324,391.16 and 1,775,800.40 is: 2,450,703.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,490 : 4,324,391.16 = 1,775,800.40 : x
  2. Step 2: Convert to fraction form
    3,133,490/4,324,391.16 = 1,775,800.40/x
  3. Step 3: Cross multiply
    3,133,490x = 4,324,391.16 × 1,775,800.40
  4. Step 4: Simplify right side
    3,133,490x = 7,679,255,551,684.46
  5. Step 5: Solve for x
    x = 7,679,255,551,684.46/3,133,490
  6. Step 6: Final answer
    x = 2,450,703.70

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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.