Home / 1,071,852.09-1,607,953.10-397,935.33

Finding the Fourth Proportional to 1,071,852.09, 1,607,953.10 and 397,935.33

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Solution

The fourth proportional to 1,071,852.09, 1,607,953.10 and 397,935.33 is: 596,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,852.09 : 1,607,953.10 = 397,935.33 : x
  2. Step 2: Convert to fraction form
    1,071,852.09/1,607,953.10 = 397,935.33/x
  3. Step 3: Cross multiply
    1,071,852.09x = 1,607,953.10 × 397,935.33
  4. Step 4: Simplify right side
    1,071,852.09x = 639,861,345,483.35
  5. Step 5: Solve for x
    x = 639,861,345,483.35/1,071,852.09
  6. Step 6: Final answer
    x = 596,967.95

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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.