Home / 1,014,992.56-1,400,711.70-556,140.52

Finding the Fourth Proportional to 1,014,992.56, 1,400,711.70 and 556,140.52

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Solution

The fourth proportional to 1,014,992.56, 1,400,711.70 and 556,140.52 is: 767,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,992.56 : 1,400,711.70 = 556,140.52 : x
  2. Step 2: Convert to fraction form
    1,014,992.56/1,400,711.70 = 556,140.52/x
  3. Step 3: Cross multiply
    1,014,992.56x = 1,400,711.70 × 556,140.52
  4. Step 4: Simplify right side
    1,014,992.56x = 778,992,533,208.08
  5. Step 5: Solve for x
    x = 778,992,533,208.08/1,014,992.56
  6. Step 6: Final answer
    x = 767,485.95

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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.