Home / 3,128,848-4,317,810.24-1,698,064

Finding the Fourth Proportional to 3,128,848, 4,317,810.24 and 1,698,064

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Solution

The fourth proportional to 3,128,848, 4,317,810.24 and 1,698,064 is: 2,343,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,848 : 4,317,810.24 = 1,698,064 : x
  2. Step 2: Convert to fraction form
    3,128,848/4,317,810.24 = 1,698,064/x
  3. Step 3: Cross multiply
    3,128,848x = 4,317,810.24 × 1,698,064
  4. Step 4: Simplify right side
    3,128,848x = 7,331,918,127,375.36
  5. Step 5: Solve for x
    x = 7,331,918,127,375.36/3,128,848
  6. Step 6: Final answer
    x = 2,343,328.32

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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.