Home / 1,249,990.02-1,725,021.64-706,148.82

Finding the Fourth Proportional to 1,249,990.02, 1,725,021.64 and 706,148.82

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Solution

The fourth proportional to 1,249,990.02, 1,725,021.64 and 706,148.82 is: 974,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,990.02 : 1,725,021.64 = 706,148.82 : x
  2. Step 2: Convert to fraction form
    1,249,990.02/1,725,021.64 = 706,148.82/x
  3. Step 3: Cross multiply
    1,249,990.02x = 1,725,021.64 × 706,148.82
  4. Step 4: Simplify right side
    1,249,990.02x = 1,218,121,986,935.36
  5. Step 5: Solve for x
    x = 1,218,121,986,935.36/1,249,990.02
  6. Step 6: Final answer
    x = 974,505.37

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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.