Home / 1,526,435.80-2,289,985.80-461,450.05

Finding the Fourth Proportional to 1,526,435.80, 2,289,985.80 and 461,450.05

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Solution

The fourth proportional to 1,526,435.80, 2,289,985.80 and 461,450.05 is: 692,275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,435.80 : 2,289,985.80 = 461,450.05 : x
  2. Step 2: Convert to fraction form
    1,526,435.80/2,289,985.80 = 461,450.05/x
  3. Step 3: Cross multiply
    1,526,435.80x = 2,289,985.80 × 461,450.05
  4. Step 4: Simplify right side
    1,526,435.80x = 1,056,714,061,909.29
  5. Step 5: Solve for x
    x = 1,056,714,061,909.29/1,526,435.80
  6. Step 6: Final answer
    x = 692,275.47

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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.