Home / 1,026,137.16-1,416,468.87-918,521.10

Finding the Fourth Proportional to 1,026,137.16, 1,416,468.87 and 918,521.10

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Solution

The fourth proportional to 1,026,137.16, 1,416,468.87 and 918,521.10 is: 1,267,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,137.16 : 1,416,468.87 = 918,521.10 : x
  2. Step 2: Convert to fraction form
    1,026,137.16/1,416,468.87 = 918,521.10/x
  3. Step 3: Cross multiply
    1,026,137.16x = 1,416,468.87 × 918,521.10
  4. Step 4: Simplify right side
    1,026,137.16x = 1,301,056,544,588.16
  5. Step 5: Solve for x
    x = 1,301,056,544,588.16/1,026,137.16
  6. Step 6: Final answer
    x = 1,267,916.80

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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.