Home / 1,014,969.57-1,400,657.97-556,101.55

Finding the Fourth Proportional to 1,014,969.57, 1,400,657.97 and 556,101.55

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Solution

The fourth proportional to 1,014,969.57, 1,400,657.97 and 556,101.55 is: 767,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,969.57 : 1,400,657.97 = 556,101.55 : x
  2. Step 2: Convert to fraction form
    1,014,969.57/1,400,657.97 = 556,101.55/x
  3. Step 3: Cross multiply
    1,014,969.57x = 1,400,657.97 × 556,101.55
  4. Step 4: Simplify right side
    1,014,969.57x = 778,908,065,356.35
  5. Step 5: Solve for x
    x = 778,908,065,356.35/1,014,969.57
  6. Step 6: Final answer
    x = 767,420.12

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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.