Home / 1,195,918.02-1,649,026.11-977,448.72

Finding the Fourth Proportional to 1,195,918.02, 1,649,026.11 and 977,448.72

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Solution

The fourth proportional to 1,195,918.02, 1,649,026.11 and 977,448.72 is: 1,347,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,918.02 : 1,649,026.11 = 977,448.72 : x
  2. Step 2: Convert to fraction form
    1,195,918.02/1,649,026.11 = 977,448.72/x
  3. Step 3: Cross multiply
    1,195,918.02x = 1,649,026.11 × 977,448.72
  4. Step 4: Simplify right side
    1,195,918.02x = 1,611,838,460,466.08
  5. Step 5: Solve for x
    x = 1,611,838,460,466.08/1,195,918.02
  6. Step 6: Final answer
    x = 1,347,783.40

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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.