Home / 2,870,616.90-4,302,968.02-1,273,931.94

Finding the Fourth Proportional to 2,870,616.90, 4,302,968.02 and 1,273,931.94

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Solution

The fourth proportional to 2,870,616.90, 4,302,968.02 and 1,273,931.94 is: 1,909,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,616.90 : 4,302,968.02 = 1,273,931.94 : x
  2. Step 2: Convert to fraction form
    2,870,616.90/4,302,968.02 = 1,273,931.94/x
  3. Step 3: Cross multiply
    2,870,616.90x = 4,302,968.02 × 1,273,931.94
  4. Step 4: Simplify right side
    2,870,616.90x = 5,481,688,397,476.56
  5. Step 5: Solve for x
    x = 5,481,688,397,476.56/2,870,616.90
  6. Step 6: Final answer
    x = 1,909,585.50

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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.