Home / 1,768,648.32-2,440,041.84-1,088,403.84

Finding the Fourth Proportional to 1,768,648.32, 2,440,041.84 and 1,088,403.84

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Solution

The fourth proportional to 1,768,648.32, 2,440,041.84 and 1,088,403.84 is: 1,501,570.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,648.32 : 2,440,041.84 = 1,088,403.84 : x
  2. Step 2: Convert to fraction form
    1,768,648.32/2,440,041.84 = 1,088,403.84/x
  3. Step 3: Cross multiply
    1,768,648.32x = 2,440,041.84 × 1,088,403.84
  4. Step 4: Simplify right side
    1,768,648.32x = 2,655,750,908,416.67
  5. Step 5: Solve for x
    x = 2,655,750,908,416.67/1,768,648.32
  6. Step 6: Final answer
    x = 1,501,570.93

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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.