Home / 1,265,037.64-1,745,718.48-748,818.16

Finding the Fourth Proportional to 1,265,037.64, 1,745,718.48 and 748,818.16

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Solution

The fourth proportional to 1,265,037.64, 1,745,718.48 and 748,818.16 is: 1,033,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,037.64 : 1,745,718.48 = 748,818.16 : x
  2. Step 2: Convert to fraction form
    1,265,037.64/1,745,718.48 = 748,818.16/x
  3. Step 3: Cross multiply
    1,265,037.64x = 1,745,718.48 × 748,818.16
  4. Step 4: Simplify right side
    1,265,037.64x = 1,307,225,700,071.60
  5. Step 5: Solve for x
    x = 1,307,225,700,071.60/1,265,037.64
  6. Step 6: Final answer
    x = 1,033,349.25

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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.