Home / 1,610,885.86-2,223,030.76-885,780.34

Finding the Fourth Proportional to 1,610,885.86, 2,223,030.76 and 885,780.34

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Solution

The fourth proportional to 1,610,885.86, 2,223,030.76 and 885,780.34 is: 1,222,381.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,885.86 : 2,223,030.76 = 885,780.34 : x
  2. Step 2: Convert to fraction form
    1,610,885.86/2,223,030.76 = 885,780.34/x
  3. Step 3: Cross multiply
    1,610,885.86x = 2,223,030.76 × 885,780.34
  4. Step 4: Simplify right side
    1,610,885.86x = 1,969,116,934,651.23
  5. Step 5: Solve for x
    x = 1,969,116,934,651.23/1,610,885.86
  6. Step 6: Final answer
    x = 1,222,381.42

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1.5x scale

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.