Home / 1,087,884.80-1,630,444.80-525,708.80

Finding the Fourth Proportional to 1,087,884.80, 1,630,444.80 and 525,708.80

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Solution

The fourth proportional to 1,087,884.80, 1,630,444.80 and 525,708.80 is: 787,895.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,884.80 : 1,630,444.80 = 525,708.80 : x
  2. Step 2: Convert to fraction form
    1,087,884.80/1,630,444.80 = 525,708.80/x
  3. Step 3: Cross multiply
    1,087,884.80x = 1,630,444.80 × 525,708.80
  4. Step 4: Simplify right side
    1,087,884.80x = 857,139,179,274.24
  5. Step 5: Solve for x
    x = 857,139,179,274.24/1,087,884.80
  6. Step 6: Final answer
    x = 787,895.17

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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.