Home / 1,077,074.70-1,615,888.86-403,165.64

Finding the Fourth Proportional to 1,077,074.70, 1,615,888.86 and 403,165.64

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Solution

The fourth proportional to 1,077,074.70, 1,615,888.86 and 403,165.64 is: 604,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,074.70 : 1,615,888.86 = 403,165.64 : x
  2. Step 2: Convert to fraction form
    1,077,074.70/1,615,888.86 = 403,165.64/x
  3. Step 3: Cross multiply
    1,077,074.70x = 1,615,888.86 × 403,165.64
  4. Step 4: Simplify right side
    1,077,074.70x = 651,470,866,410.77
  5. Step 5: Solve for x
    x = 651,470,866,410.77/1,077,074.70
  6. Step 6: Final answer
    x = 604,852.07

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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.