Home / 1,108,616.10-1,663,361.55-434,582.70

Finding the Fourth Proportional to 1,108,616.10, 1,663,361.55 and 434,582.70

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Solution

The fourth proportional to 1,108,616.10, 1,663,361.55 and 434,582.70 is: 652,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,616.10 : 1,663,361.55 = 434,582.70 : x
  2. Step 2: Convert to fraction form
    1,108,616.10/1,663,361.55 = 434,582.70/x
  3. Step 3: Cross multiply
    1,108,616.10x = 1,663,361.55 × 434,582.70
  4. Step 4: Simplify right side
    1,108,616.10x = 722,868,153,475.19
  5. Step 5: Solve for x
    x = 722,868,153,475.19/1,108,616.10
  6. Step 6: Final answer
    x = 652,045.51

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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.