Home / 1,366,866.40-1,886,293.76-755,017.60

Finding the Fourth Proportional to 1,366,866.40, 1,886,293.76 and 755,017.60

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Solution

The fourth proportional to 1,366,866.40, 1,886,293.76 and 755,017.60 is: 1,041,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,866.40 : 1,886,293.76 = 755,017.60 : x
  2. Step 2: Convert to fraction form
    1,366,866.40/1,886,293.76 = 755,017.60/x
  3. Step 3: Cross multiply
    1,366,866.40x = 1,886,293.76 × 755,017.60
  4. Step 4: Simplify right side
    1,366,866.40x = 1,424,184,987,570.18
  5. Step 5: Solve for x
    x = 1,424,184,987,570.18/1,366,866.40
  6. Step 6: Final answer
    x = 1,041,934.30

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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.