Home / 1,014,981.92-1,400,653.60-556,074.16

Finding the Fourth Proportional to 1,014,981.92, 1,400,653.60 and 556,074.16

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Solution

The fourth proportional to 1,014,981.92, 1,400,653.60 and 556,074.16 is: 767,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,981.92 : 1,400,653.60 = 556,074.16 : x
  2. Step 2: Convert to fraction form
    1,014,981.92/1,400,653.60 = 556,074.16/x
  3. Step 3: Cross multiply
    1,014,981.92x = 1,400,653.60 × 556,074.16
  4. Step 4: Simplify right side
    1,014,981.92x = 778,867,274,070.98
  5. Step 5: Solve for x
    x = 778,867,274,070.98/1,014,981.92
  6. Step 6: Final answer
    x = 767,370.59

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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.