Home / 1,435,466.48-2,153,199.75-424,509.69

Finding the Fourth Proportional to 1,435,466.48, 2,153,199.75 and 424,509.69

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Solution

The fourth proportional to 1,435,466.48, 2,153,199.75 and 424,509.69 is: 636,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,466.48 : 2,153,199.75 = 424,509.69 : x
  2. Step 2: Convert to fraction form
    1,435,466.48/2,153,199.75 = 424,509.69/x
  3. Step 3: Cross multiply
    1,435,466.48x = 2,153,199.75 × 424,509.69
  4. Step 4: Simplify right side
    1,435,466.48x = 914,054,164,863.17
  5. Step 5: Solve for x
    x = 914,054,164,863.17/1,435,466.48
  6. Step 6: Final answer
    x = 636,764.55

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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.