Home / 1,870,417.92-2,805,393.60-748,496.64

Finding the Fourth Proportional to 1,870,417.92, 2,805,393.60 and 748,496.64

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Solution

The fourth proportional to 1,870,417.92, 2,805,393.60 and 748,496.64 is: 1,122,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,417.92 : 2,805,393.60 = 748,496.64 : x
  2. Step 2: Convert to fraction form
    1,870,417.92/2,805,393.60 = 748,496.64/x
  3. Step 3: Cross multiply
    1,870,417.92x = 2,805,393.60 × 748,496.64
  4. Step 4: Simplify right side
    1,870,417.92x = 2,099,827,683,477.50
  5. Step 5: Solve for x
    x = 2,099,827,683,477.50/1,870,417.92
  6. Step 6: Final answer
    x = 1,122,651.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.