Home / 1,968,774.12-2,953,224.77-620,949.51

Finding the Fourth Proportional to 1,968,774.12, 2,953,224.77 and 620,949.51

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Solution

The fourth proportional to 1,968,774.12, 2,953,224.77 and 620,949.51 is: 931,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,774.12 : 2,953,224.77 = 620,949.51 : x
  2. Step 2: Convert to fraction form
    1,968,774.12/2,953,224.77 = 620,949.51/x
  3. Step 3: Cross multiply
    1,968,774.12x = 2,953,224.77 × 620,949.51
  4. Step 4: Simplify right side
    1,968,774.12x = 1,833,803,470,746.62
  5. Step 5: Solve for x
    x = 1,833,803,470,746.62/1,968,774.12
  6. Step 6: Final answer
    x = 931,444.32

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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.