Home / 1,155,218.51-1,731,136.07-650,762.66

Finding the Fourth Proportional to 1,155,218.51, 1,731,136.07 and 650,762.66

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Solution

The fourth proportional to 1,155,218.51, 1,731,136.07 and 650,762.66 is: 975,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,218.51 : 1,731,136.07 = 650,762.66 : x
  2. Step 2: Convert to fraction form
    1,155,218.51/1,731,136.07 = 650,762.66/x
  3. Step 3: Cross multiply
    1,155,218.51x = 1,731,136.07 × 650,762.66
  4. Step 4: Simplify right side
    1,155,218.51x = 1,126,558,701,825.65
  5. Step 5: Solve for x
    x = 1,126,558,701,825.65/1,155,218.51
  6. Step 6: Final answer
    x = 975,191.01

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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.