Home / 1,152,399.12-1,590,073.44-662,274.24

Finding the Fourth Proportional to 1,152,399.12, 1,590,073.44 and 662,274.24

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Solution

The fourth proportional to 1,152,399.12, 1,590,073.44 and 662,274.24 is: 913,802.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,399.12 : 1,590,073.44 = 662,274.24 : x
  2. Step 2: Convert to fraction form
    1,152,399.12/1,590,073.44 = 662,274.24/x
  3. Step 3: Cross multiply
    1,152,399.12x = 1,590,073.44 × 662,274.24
  4. Step 4: Simplify right side
    1,152,399.12x = 1,053,064,679,020.19
  5. Step 5: Solve for x
    x = 1,053,064,679,020.19/1,152,399.12
  6. Step 6: Final answer
    x = 913,802.05

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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.