Home / 1,049,477.80-1,572,402.30-487,359.40

Finding the Fourth Proportional to 1,049,477.80, 1,572,402.30 and 487,359.40

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Solution

The fourth proportional to 1,049,477.80, 1,572,402.30 and 487,359.40 is: 730,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,477.80 : 1,572,402.30 = 487,359.40 : x
  2. Step 2: Convert to fraction form
    1,049,477.80/1,572,402.30 = 487,359.40/x
  3. Step 3: Cross multiply
    1,049,477.80x = 1,572,402.30 × 487,359.40
  4. Step 4: Simplify right side
    1,049,477.80x = 766,325,041,486.62
  5. Step 5: Solve for x
    x = 766,325,041,486.62/1,049,477.80
  6. Step 6: Final answer
    x = 730,196.52

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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.