Home / 1,404,681.62-1,938,465.74-760,101.77

Finding the Fourth Proportional to 1,404,681.62, 1,938,465.74 and 760,101.77

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Solution

The fourth proportional to 1,404,681.62, 1,938,465.74 and 760,101.77 is: 1,048,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,681.62 : 1,938,465.74 = 760,101.77 : x
  2. Step 2: Convert to fraction form
    1,404,681.62/1,938,465.74 = 760,101.77/x
  3. Step 3: Cross multiply
    1,404,681.62x = 1,938,465.74 × 760,101.77
  4. Step 4: Simplify right side
    1,404,681.62x = 1,473,431,246,804.78
  5. Step 5: Solve for x
    x = 1,473,431,246,804.78/1,404,681.62
  6. Step 6: Final answer
    x = 1,048,943.21

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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.