Home / 1,014,642.56-1,400,156.59-555,759.13

Finding the Fourth Proportional to 1,014,642.56, 1,400,156.59 and 555,759.13

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Solution

The fourth proportional to 1,014,642.56, 1,400,156.59 and 555,759.13 is: 766,920.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,642.56 : 1,400,156.59 = 555,759.13 : x
  2. Step 2: Convert to fraction form
    1,014,642.56/1,400,156.59 = 555,759.13/x
  3. Step 3: Cross multiply
    1,014,642.56x = 1,400,156.59 × 555,759.13
  4. Step 4: Simplify right side
    1,014,642.56x = 778,149,798,542.59
  5. Step 5: Solve for x
    x = 778,149,798,542.59/1,014,642.56
  6. Step 6: Final answer
    x = 766,920.13

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Double scale
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1.5x scale

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.