Home / 1,374,957.84-1,897,413.28-763,075.07

Finding the Fourth Proportional to 1,374,957.84, 1,897,413.28 and 763,075.07

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Solution

The fourth proportional to 1,374,957.84, 1,897,413.28 and 763,075.07 is: 1,053,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,957.84 : 1,897,413.28 = 763,075.07 : x
  2. Step 2: Convert to fraction form
    1,374,957.84/1,897,413.28 = 763,075.07/x
  3. Step 3: Cross multiply
    1,374,957.84x = 1,897,413.28 × 763,075.07
  4. Step 4: Simplify right side
    1,374,957.84x = 1,447,868,758,152.49
  5. Step 5: Solve for x
    x = 1,447,868,758,152.49/1,374,957.84
  6. Step 6: Final answer
    x = 1,053,027.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.