Home / 910,831.76-1,257,054.44-757,599.60

Finding the Fourth Proportional to 910,831.76, 1,257,054.44 and 757,599.60

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Solution

The fourth proportional to 910,831.76, 1,257,054.44 and 757,599.60 is: 1,045,576.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,831.76 : 1,257,054.44 = 757,599.60 : x
  2. Step 2: Convert to fraction form
    910,831.76/1,257,054.44 = 757,599.60/x
  3. Step 3: Cross multiply
    910,831.76x = 1,257,054.44 × 757,599.60
  4. Step 4: Simplify right side
    910,831.76x = 952,343,937,134.23
  5. Step 5: Solve for x
    x = 952,343,937,134.23/910,831.76
  6. Step 6: Final answer
    x = 1,045,576.13

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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.