Home / 1,160,913.40-1,741,370.10-1,090,929.40

Finding the Fourth Proportional to 1,160,913.40, 1,741,370.10 and 1,090,929.40

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Solution

The fourth proportional to 1,160,913.40, 1,741,370.10 and 1,090,929.40 is: 1,636,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,913.40 : 1,741,370.10 = 1,090,929.40 : x
  2. Step 2: Convert to fraction form
    1,160,913.40/1,741,370.10 = 1,090,929.40/x
  3. Step 3: Cross multiply
    1,160,913.40x = 1,741,370.10 × 1,090,929.40
  4. Step 4: Simplify right side
    1,160,913.40x = 1,899,711,838,370.94
  5. Step 5: Solve for x
    x = 1,899,711,838,370.94/1,160,913.40
  6. Step 6: Final answer
    x = 1,636,394.10

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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.