Home / 1,435,441.71-2,153,583.56-424,590.26

Finding the Fourth Proportional to 1,435,441.71, 2,153,583.56 and 424,590.26

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Solution

The fourth proportional to 1,435,441.71, 2,153,583.56 and 424,590.26 is: 637,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,441.71 : 2,153,583.56 = 424,590.26 : x
  2. Step 2: Convert to fraction form
    1,435,441.71/2,153,583.56 = 424,590.26/x
  3. Step 3: Cross multiply
    1,435,441.71x = 2,153,583.56 × 424,590.26
  4. Step 4: Simplify right side
    1,435,441.71x = 914,390,606,079.59
  5. Step 5: Solve for x
    x = 914,390,606,079.59/1,435,441.71
  6. Step 6: Final answer
    x = 637,009.92

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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.