Home / 1,130,820.16-1,696,084.32-942,457.28

Finding the Fourth Proportional to 1,130,820.16, 1,696,084.32 and 942,457.28

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Solution

The fourth proportional to 1,130,820.16, 1,696,084.32 and 942,457.28 is: 1,413,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,820.16 : 1,696,084.32 = 942,457.28 : x
  2. Step 2: Convert to fraction form
    1,130,820.16/1,696,084.32 = 942,457.28/x
  3. Step 3: Cross multiply
    1,130,820.16x = 1,696,084.32 × 942,457.28
  4. Step 4: Simplify right side
    1,130,820.16x = 1,598,487,014,877.85
  5. Step 5: Solve for x
    x = 1,598,487,014,877.85/1,130,820.16
  6. Step 6: Final answer
    x = 1,413,564.31

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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.