Home / 1,430,587.42-2,145,794.24-507,389.11

Finding the Fourth Proportional to 1,430,587.42, 2,145,794.24 and 507,389.11

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Solution

The fourth proportional to 1,430,587.42, 2,145,794.24 and 507,389.11 is: 761,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,587.42 : 2,145,794.24 = 507,389.11 : x
  2. Step 2: Convert to fraction form
    1,430,587.42/2,145,794.24 = 507,389.11/x
  3. Step 3: Cross multiply
    1,430,587.42x = 2,145,794.24 × 507,389.11
  4. Step 4: Simplify right side
    1,430,587.42x = 1,088,752,622,726.65
  5. Step 5: Solve for x
    x = 1,088,752,622,726.65/1,430,587.42
  6. Step 6: Final answer
    x = 761,052.84

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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.