Home / 1,065,468.90-1,599,110.55-434,835.30

Finding the Fourth Proportional to 1,065,468.90, 1,599,110.55 and 434,835.30

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Solution

The fourth proportional to 1,065,468.90, 1,599,110.55 and 434,835.30 is: 652,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,468.90 : 1,599,110.55 = 434,835.30 : x
  2. Step 2: Convert to fraction form
    1,065,468.90/1,599,110.55 = 434,835.30/x
  3. Step 3: Cross multiply
    1,065,468.90x = 1,599,110.55 × 434,835.30
  4. Step 4: Simplify right side
    1,065,468.90x = 695,349,715,742.42
  5. Step 5: Solve for x
    x = 695,349,715,742.42/1,065,468.90
  6. Step 6: Final answer
    x = 652,623.19

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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.