Home / 1,357,774.36-1,873,729.38-745,966.60

Finding the Fourth Proportional to 1,357,774.36, 1,873,729.38 and 745,966.60

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Solution

The fourth proportional to 1,357,774.36, 1,873,729.38 and 745,966.60 is: 1,029,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,774.36 : 1,873,729.38 = 745,966.60 : x
  2. Step 2: Convert to fraction form
    1,357,774.36/1,873,729.38 = 745,966.60/x
  3. Step 3: Cross multiply
    1,357,774.36x = 1,873,729.38 × 745,966.60
  4. Step 4: Simplify right side
    1,357,774.36x = 1,397,739,534,918.71
  5. Step 5: Solve for x
    x = 1,397,739,534,918.71/1,357,774.36
  6. Step 6: Final answer
    x = 1,029,434.33

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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.