Home / 1,959,681.07-2,938,377.51-760,201.77

Finding the Fourth Proportional to 1,959,681.07, 2,938,377.51 and 760,201.77

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Solution

The fourth proportional to 1,959,681.07, 2,938,377.51 and 760,201.77 is: 1,139,858.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,681.07 : 2,938,377.51 = 760,201.77 : x
  2. Step 2: Convert to fraction form
    1,959,681.07/2,938,377.51 = 760,201.77/x
  3. Step 3: Cross multiply
    1,959,681.07x = 2,938,377.51 × 760,201.77
  4. Step 4: Simplify right side
    1,959,681.07x = 2,233,759,784,030.19
  5. Step 5: Solve for x
    x = 2,233,759,784,030.19/1,959,681.07
  6. Step 6: Final answer
    x = 1,139,858.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.