Home / 1,384,075.35-2,076,413.94-424,534.77

Finding the Fourth Proportional to 1,384,075.35, 2,076,413.94 and 424,534.77

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Solution

The fourth proportional to 1,384,075.35, 2,076,413.94 and 424,534.77 is: 636,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,075.35 : 2,076,413.94 = 424,534.77 : x
  2. Step 2: Convert to fraction form
    1,384,075.35/2,076,413.94 = 424,534.77/x
  3. Step 3: Cross multiply
    1,384,075.35x = 2,076,413.94 × 424,534.77
  4. Step 4: Simplify right side
    1,384,075.35x = 881,509,914,442.69
  5. Step 5: Solve for x
    x = 881,509,914,442.69/1,384,075.35
  6. Step 6: Final answer
    x = 636,894.45

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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.