Home / 1,653,549.77-2,477,998.58-1,315,088.28

Finding the Fourth Proportional to 1,653,549.77, 2,477,998.58 and 1,315,088.28

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Solution

The fourth proportional to 1,653,549.77, 2,477,998.58 and 1,315,088.28 is: 1,970,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,549.77 : 2,477,998.58 = 1,315,088.28 : x
  2. Step 2: Convert to fraction form
    1,653,549.77/2,477,998.58 = 1,315,088.28/x
  3. Step 3: Cross multiply
    1,653,549.77x = 2,477,998.58 × 1,315,088.28
  4. Step 4: Simplify right side
    1,653,549.77x = 3,258,786,890,808.57
  5. Step 5: Solve for x
    x = 3,258,786,890,808.57/1,653,549.77
  6. Step 6: Final answer
    x = 1,970,782.46

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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.