Home / 1,563,114.55-2,157,098.08-847,722.55

Finding the Fourth Proportional to 1,563,114.55, 2,157,098.08 and 847,722.55

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Solution

The fourth proportional to 1,563,114.55, 2,157,098.08 and 847,722.55 is: 1,169,857.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,114.55 : 2,157,098.08 = 847,722.55 : x
  2. Step 2: Convert to fraction form
    1,563,114.55/2,157,098.08 = 847,722.55/x
  3. Step 3: Cross multiply
    1,563,114.55x = 2,157,098.08 × 847,722.55
  4. Step 4: Simplify right side
    1,563,114.55x = 1,828,620,684,977.70
  5. Step 5: Solve for x
    x = 1,828,620,684,977.70/1,563,114.55
  6. Step 6: Final answer
    x = 1,169,857.12

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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.