Home / 1,036,374.63-1,554,347.49-278,036.32

Finding the Fourth Proportional to 1,036,374.63, 1,554,347.49 and 278,036.32

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Solution

The fourth proportional to 1,036,374.63, 1,554,347.49 and 278,036.32 is: 416,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,374.63 : 1,554,347.49 = 278,036.32 : x
  2. Step 2: Convert to fraction form
    1,036,374.63/1,554,347.49 = 278,036.32/x
  3. Step 3: Cross multiply
    1,036,374.63x = 1,554,347.49 × 278,036.32
  4. Step 4: Simplify right side
    1,036,374.63x = 432,165,056,120.84
  5. Step 5: Solve for x
    x = 432,165,056,120.84/1,036,374.63
  6. Step 6: Final answer
    x = 416,996.95

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Double scale
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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.