Home / 1,692,647.68-2,335,808.20-1,030,111.06

Finding the Fourth Proportional to 1,692,647.68, 2,335,808.20 and 1,030,111.06

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Solution

The fourth proportional to 1,692,647.68, 2,335,808.20 and 1,030,111.06 is: 1,421,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,647.68 : 2,335,808.20 = 1,030,111.06 : x
  2. Step 2: Convert to fraction form
    1,692,647.68/2,335,808.20 = 1,030,111.06/x
  3. Step 3: Cross multiply
    1,692,647.68x = 2,335,808.20 × 1,030,111.06
  4. Step 4: Simplify right side
    1,692,647.68x = 2,406,141,866,698.21
  5. Step 5: Solve for x
    x = 2,406,141,866,698.21/1,692,647.68
  6. Step 6: Final answer
    x = 1,421,525.52

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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.