Home / 1,430,011.36-2,145,015.12-365,053.36

Finding the Fourth Proportional to 1,430,011.36, 2,145,015.12 and 365,053.36

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Solution

The fourth proportional to 1,430,011.36, 2,145,015.12 and 365,053.36 is: 547,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,011.36 : 2,145,015.12 = 365,053.36 : x
  2. Step 2: Convert to fraction form
    1,430,011.36/2,145,015.12 = 365,053.36/x
  3. Step 3: Cross multiply
    1,430,011.36x = 2,145,015.12 × 365,053.36
  4. Step 4: Simplify right side
    1,430,011.36x = 783,044,976,806.80
  5. Step 5: Solve for x
    x = 783,044,976,806.80/1,430,011.36
  6. Step 6: Final answer
    x = 547,579.55

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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.