Home / 1,535,545.60-2,303,491.20-470,579.20

Finding the Fourth Proportional to 1,535,545.60, 2,303,491.20 and 470,579.20

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Solution

The fourth proportional to 1,535,545.60, 2,303,491.20 and 470,579.20 is: 705,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,545.60 : 2,303,491.20 = 470,579.20 : x
  2. Step 2: Convert to fraction form
    1,535,545.60/2,303,491.20 = 470,579.20/x
  3. Step 3: Cross multiply
    1,535,545.60x = 2,303,491.20 × 470,579.20
  4. Step 4: Simplify right side
    1,535,545.60x = 1,083,975,046,103.04
  5. Step 5: Solve for x
    x = 1,083,975,046,103.04/1,535,545.60
  6. Step 6: Final answer
    x = 705,921.76

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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.