Home / 1,219,166.20-1,826,999.70-896,802.40

Finding the Fourth Proportional to 1,219,166.20, 1,826,999.70 and 896,802.40

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Solution

The fourth proportional to 1,219,166.20, 1,826,999.70 and 896,802.40 is: 1,343,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,166.20 : 1,826,999.70 = 896,802.40 : x
  2. Step 2: Convert to fraction form
    1,219,166.20/1,826,999.70 = 896,802.40/x
  3. Step 3: Cross multiply
    1,219,166.20x = 1,826,999.70 × 896,802.40
  4. Step 4: Simplify right side
    1,219,166.20x = 1,638,457,715,759.28
  5. Step 5: Solve for x
    x = 1,638,457,715,759.28/1,219,166.20
  6. Step 6: Final answer
    x = 1,343,916.62

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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.