Home / 1,603,418.40-2,402,362.80-760,154.40

Finding the Fourth Proportional to 1,603,418.40, 2,402,362.80 and 760,154.40

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Solution

The fourth proportional to 1,603,418.40, 2,402,362.80 and 760,154.40 is: 1,138,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,418.40 : 2,402,362.80 = 760,154.40 : x
  2. Step 2: Convert to fraction form
    1,603,418.40/2,402,362.80 = 760,154.40/x
  3. Step 3: Cross multiply
    1,603,418.40x = 2,402,362.80 × 760,154.40
  4. Step 4: Simplify right side
    1,603,418.40x = 1,826,166,652,816.32
  5. Step 5: Solve for x
    x = 1,826,166,652,816.32/1,603,418.40
  6. Step 6: Final answer
    x = 1,138,920.85

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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.