Home / 1,622,368.51-2,433,366.86-424,406.45

Finding the Fourth Proportional to 1,622,368.51, 2,433,366.86 and 424,406.45

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Solution

The fourth proportional to 1,622,368.51, 2,433,366.86 and 424,406.45 is: 636,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,368.51 : 2,433,366.86 = 424,406.45 : x
  2. Step 2: Convert to fraction form
    1,622,368.51/2,433,366.86 = 424,406.45/x
  3. Step 3: Cross multiply
    1,622,368.51x = 2,433,366.86 × 424,406.45
  4. Step 4: Simplify right side
    1,622,368.51x = 1,032,736,594,561.63
  5. Step 5: Solve for x
    x = 1,032,736,594,561.63/1,622,368.51
  6. Step 6: Final answer
    x = 636,561.05

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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.