Home / 1,334,368.32-2,001,608.28-387,739.16

Finding the Fourth Proportional to 1,334,368.32, 2,001,608.28 and 387,739.16

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Solution

The fourth proportional to 1,334,368.32, 2,001,608.28 and 387,739.16 is: 581,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,368.32 : 2,001,608.28 = 387,739.16 : x
  2. Step 2: Convert to fraction form
    1,334,368.32/2,001,608.28 = 387,739.16/x
  3. Step 3: Cross multiply
    1,334,368.32x = 2,001,608.28 × 387,739.16
  4. Step 4: Simplify right side
    1,334,368.32x = 776,101,913,136.25
  5. Step 5: Solve for x
    x = 776,101,913,136.25/1,334,368.32
  6. Step 6: Final answer
    x = 581,624.95

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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.