Home / 2,688,000.49-3,709,439.02-1,480,776.49

Finding the Fourth Proportional to 2,688,000.49, 3,709,439.02 and 1,480,776.49

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Solution

The fourth proportional to 2,688,000.49, 3,709,439.02 and 1,480,776.49 is: 2,043,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,000.49 : 3,709,439.02 = 1,480,776.49 : x
  2. Step 2: Convert to fraction form
    2,688,000.49/3,709,439.02 = 1,480,776.49/x
  3. Step 3: Cross multiply
    2,688,000.49x = 3,709,439.02 × 1,480,776.49
  4. Step 4: Simplify right side
    2,688,000.49x = 5,492,850,091,904.64
  5. Step 5: Solve for x
    x = 5,492,850,091,904.64/2,688,000.49
  6. Step 6: Final answer
    x = 2,043,470.64

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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.