Home / 3,578,391.18-4,937,811.16-2,127,806.32

Finding the Fourth Proportional to 3,578,391.18, 4,937,811.16 and 2,127,806.32

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Solution

The fourth proportional to 3,578,391.18, 4,937,811.16 and 2,127,806.32 is: 2,936,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,391.18 : 4,937,811.16 = 2,127,806.32 : x
  2. Step 2: Convert to fraction form
    3,578,391.18/4,937,811.16 = 2,127,806.32/x
  3. Step 3: Cross multiply
    3,578,391.18x = 4,937,811.16 × 2,127,806.32
  4. Step 4: Simplify right side
    3,578,391.18x = 10,506,705,793,214.53
  5. Step 5: Solve for x
    x = 10,506,705,793,214.53/3,578,391.18
  6. Step 6: Final answer
    x = 2,936,153.50

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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.