Home / 1,088,131.94-1,500,039.47-760,427.53

Finding the Fourth Proportional to 1,088,131.94, 1,500,039.47 and 760,427.53

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Solution

The fourth proportional to 1,088,131.94, 1,500,039.47 and 760,427.53 is: 1,048,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,131.94 : 1,500,039.47 = 760,427.53 : x
  2. Step 2: Convert to fraction form
    1,088,131.94/1,500,039.47 = 760,427.53/x
  3. Step 3: Cross multiply
    1,088,131.94x = 1,500,039.47 × 760,427.53
  4. Step 4: Simplify right side
    1,088,131.94x = 1,140,671,307,225.58
  5. Step 5: Solve for x
    x = 1,140,671,307,225.58/1,088,131.94
  6. Step 6: Final answer
    x = 1,048,284.00

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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.