Home / 1,199,351.81-1,655,101.54-655,487.45

Finding the Fourth Proportional to 1,199,351.81, 1,655,101.54 and 655,487.45

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Solution

The fourth proportional to 1,199,351.81, 1,655,101.54 and 655,487.45 is: 904,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,351.81 : 1,655,101.54 = 655,487.45 : x
  2. Step 2: Convert to fraction form
    1,199,351.81/1,655,101.54 = 655,487.45/x
  3. Step 3: Cross multiply
    1,199,351.81x = 1,655,101.54 × 655,487.45
  4. Step 4: Simplify right side
    1,199,351.81x = 1,084,898,290,444.71
  5. Step 5: Solve for x
    x = 1,084,898,290,444.71/1,199,351.81
  6. Step 6: Final answer
    x = 904,570.52

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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.