Home / 1,403,871.52-1,937,343-792,154.12

Finding the Fourth Proportional to 1,403,871.52, 1,937,343 and 792,154.12

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Solution

The fourth proportional to 1,403,871.52, 1,937,343 and 792,154.12 is: 1,093,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,871.52 : 1,937,343 = 792,154.12 : x
  2. Step 2: Convert to fraction form
    1,403,871.52/1,937,343 = 792,154.12/x
  3. Step 3: Cross multiply
    1,403,871.52x = 1,937,343 × 792,154.12
  4. Step 4: Simplify right side
    1,403,871.52x = 1,534,674,239,303.16
  5. Step 5: Solve for x
    x = 1,534,674,239,303.16/1,403,871.52
  6. Step 6: Final answer
    x = 1,093,172.86

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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.