Home / 2,772,912.90-4,159,369.35-975,782.10

Finding the Fourth Proportional to 2,772,912.90, 4,159,369.35 and 975,782.10

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Solution

The fourth proportional to 2,772,912.90, 4,159,369.35 and 975,782.10 is: 1,463,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,912.90 : 4,159,369.35 = 975,782.10 : x
  2. Step 2: Convert to fraction form
    2,772,912.90/4,159,369.35 = 975,782.10/x
  3. Step 3: Cross multiply
    2,772,912.90x = 4,159,369.35 × 975,782.10
  4. Step 4: Simplify right side
    2,772,912.90x = 4,058,638,159,018.64
  5. Step 5: Solve for x
    x = 4,058,638,159,018.64/2,772,912.90
  6. Step 6: Final answer
    x = 1,463,673.15

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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.