Home / 1,014,969.32-1,400,657.62-556,101.30

Finding the Fourth Proportional to 1,014,969.32, 1,400,657.62 and 556,101.30

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Solution

The fourth proportional to 1,014,969.32, 1,400,657.62 and 556,101.30 is: 767,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,969.32 : 1,400,657.62 = 556,101.30 : x
  2. Step 2: Convert to fraction form
    1,014,969.32/1,400,657.62 = 556,101.30/x
  3. Step 3: Cross multiply
    1,014,969.32x = 1,400,657.62 × 556,101.30
  4. Step 4: Simplify right side
    1,014,969.32x = 778,907,523,336.91
  5. Step 5: Solve for x
    x = 778,907,523,336.91/1,014,969.32
  6. Step 6: Final answer
    x = 767,419.77

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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.