Home / 3,011,123.30-4,155,354.12-1,634,466.14

Finding the Fourth Proportional to 3,011,123.30, 4,155,354.12 and 1,634,466.14

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Solution

The fourth proportional to 3,011,123.30, 4,155,354.12 and 1,634,466.14 is: 2,255,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,123.30 : 4,155,354.12 = 1,634,466.14 : x
  2. Step 2: Convert to fraction form
    3,011,123.30/4,155,354.12 = 1,634,466.14/x
  3. Step 3: Cross multiply
    3,011,123.30x = 4,155,354.12 × 1,634,466.14
  4. Step 4: Simplify right side
    3,011,123.30x = 6,791,785,608,849.50
  5. Step 5: Solve for x
    x = 6,791,785,608,849.50/3,011,123.30
  6. Step 6: Final answer
    x = 2,255,565.43

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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.