Home / 1,317,068.40-1,817,550.48-744,108.36

Finding the Fourth Proportional to 1,317,068.40, 1,817,550.48 and 744,108.36

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Solution

The fourth proportional to 1,317,068.40, 1,817,550.48 and 744,108.36 is: 1,026,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,068.40 : 1,817,550.48 = 744,108.36 : x
  2. Step 2: Convert to fraction form
    1,317,068.40/1,817,550.48 = 744,108.36/x
  3. Step 3: Cross multiply
    1,317,068.40x = 1,817,550.48 × 744,108.36
  4. Step 4: Simplify right side
    1,317,068.40x = 1,352,454,506,890.01
  5. Step 5: Solve for x
    x = 1,352,454,506,890.01/1,317,068.40
  6. Step 6: Final answer
    x = 1,026,867.33

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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.