Home / 1,360,561.86-1,877,528.27-748,657.37

Finding the Fourth Proportional to 1,360,561.86, 1,877,528.27 and 748,657.37

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Solution

The fourth proportional to 1,360,561.86, 1,877,528.27 and 748,657.37 is: 1,033,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,561.86 : 1,877,528.27 = 748,657.37 : x
  2. Step 2: Convert to fraction form
    1,360,561.86/1,877,528.27 = 748,657.37/x
  3. Step 3: Cross multiply
    1,360,561.86x = 1,877,528.27 × 748,657.37
  4. Step 4: Simplify right side
    1,360,561.86x = 1,405,625,363,587.92
  5. Step 5: Solve for x
    x = 1,405,625,363,587.92/1,360,561.86
  6. Step 6: Final answer
    x = 1,033,121.25

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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.