Home / 1,038,533.40-1,554,344.10-753,413.40

Finding the Fourth Proportional to 1,038,533.40, 1,554,344.10 and 753,413.40

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Solution

The fourth proportional to 1,038,533.40, 1,554,344.10 and 753,413.40 is: 1,127,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,533.40 : 1,554,344.10 = 753,413.40 : x
  2. Step 2: Convert to fraction form
    1,038,533.40/1,554,344.10 = 753,413.40/x
  3. Step 3: Cross multiply
    1,038,533.40x = 1,554,344.10 × 753,413.40
  4. Step 4: Simplify right side
    1,038,533.40x = 1,171,063,673,150.94
  5. Step 5: Solve for x
    x = 1,171,063,673,150.94/1,038,533.40
  6. Step 6: Final answer
    x = 1,127,612.91

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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.