Home / 1,258,342.40-1,736,594.16-748,975.52

Finding the Fourth Proportional to 1,258,342.40, 1,736,594.16 and 748,975.52

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Solution

The fourth proportional to 1,258,342.40, 1,736,594.16 and 748,975.52 is: 1,033,634.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,342.40 : 1,736,594.16 = 748,975.52 : x
  2. Step 2: Convert to fraction form
    1,258,342.40/1,736,594.16 = 748,975.52/x
  3. Step 3: Cross multiply
    1,258,342.40x = 1,736,594.16 × 748,975.52
  4. Step 4: Simplify right side
    1,258,342.40x = 1,300,666,514,014.96
  5. Step 5: Solve for x
    x = 1,300,666,514,014.96/1,258,342.40
  6. Step 6: Final answer
    x = 1,033,634.82

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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.