Home / 1,780,030.80-2,668,231.80-880,088.40

Finding the Fourth Proportional to 1,780,030.80, 2,668,231.80 and 880,088.40

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Solution

The fourth proportional to 1,780,030.80, 2,668,231.80 and 880,088.40 is: 1,319,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,030.80 : 2,668,231.80 = 880,088.40 : x
  2. Step 2: Convert to fraction form
    1,780,030.80/2,668,231.80 = 880,088.40/x
  3. Step 3: Cross multiply
    1,780,030.80x = 2,668,231.80 × 880,088.40
  4. Step 4: Simplify right side
    1,780,030.80x = 2,348,279,855,691.12
  5. Step 5: Solve for x
    x = 2,348,279,855,691.12/1,780,030.80
  6. Step 6: Final answer
    x = 1,319,235.52

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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.