Home / 1,249,606.51-1,724,422.37-740,308.88

Finding the Fourth Proportional to 1,249,606.51, 1,724,422.37 and 740,308.88

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Solution

The fourth proportional to 1,249,606.51, 1,724,422.37 and 740,308.88 is: 1,021,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,606.51 : 1,724,422.37 = 740,308.88 : x
  2. Step 2: Convert to fraction form
    1,249,606.51/1,724,422.37 = 740,308.88/x
  3. Step 3: Cross multiply
    1,249,606.51x = 1,724,422.37 × 740,308.88
  4. Step 4: Simplify right side
    1,249,606.51x = 1,276,605,193,991.16
  5. Step 5: Solve for x
    x = 1,276,605,193,991.16/1,249,606.51
  6. Step 6: Final answer
    x = 1,021,605.75

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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.