Home / 1,840,746.40-2,761,513.84-1,042,405.28

Finding the Fourth Proportional to 1,840,746.40, 2,761,513.84 and 1,042,405.28

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Solution

The fourth proportional to 1,840,746.40, 2,761,513.84 and 1,042,405.28 is: 1,563,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,746.40 : 2,761,513.84 = 1,042,405.28 : x
  2. Step 2: Convert to fraction form
    1,840,746.40/2,761,513.84 = 1,042,405.28/x
  3. Step 3: Cross multiply
    1,840,746.40x = 2,761,513.84 × 1,042,405.28
  4. Step 4: Simplify right side
    1,840,746.40x = 2,878,616,607,609.08
  5. Step 5: Solve for x
    x = 2,878,616,607,609.08/1,840,746.40
  6. Step 6: Final answer
    x = 1,563,831.18

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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.