Home / 3,119,445-4,679,167.50-1,124,901

Finding the Fourth Proportional to 3,119,445, 4,679,167.50 and 1,124,901

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Solution

The fourth proportional to 3,119,445, 4,679,167.50 and 1,124,901 is: 1,687,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,445 : 4,679,167.50 = 1,124,901 : x
  2. Step 2: Convert to fraction form
    3,119,445/4,679,167.50 = 1,124,901/x
  3. Step 3: Cross multiply
    3,119,445x = 4,679,167.50 × 1,124,901
  4. Step 4: Simplify right side
    3,119,445x = 5,263,600,199,917.50
  5. Step 5: Solve for x
    x = 5,263,600,199,917.50/3,119,445
  6. Step 6: Final answer
    x = 1,687,351.50

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Double scale
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1.5x scale

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.