Home / 6,389,066.86-9,578,001.57-2,402,778.22

Finding the Fourth Proportional to 6,389,066.86, 9,578,001.57 and 2,402,778.22

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Solution

The fourth proportional to 6,389,066.86, 9,578,001.57 and 2,402,778.22 is: 3,602,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,066.86 : 9,578,001.57 = 2,402,778.22 : x
  2. Step 2: Convert to fraction form
    6,389,066.86/9,578,001.57 = 2,402,778.22/x
  3. Step 3: Cross multiply
    6,389,066.86x = 9,578,001.57 × 2,402,778.22
  4. Step 4: Simplify right side
    6,389,066.86x = 23,013,813,563,521.81
  5. Step 5: Solve for x
    x = 23,013,813,563,521.81/6,389,066.86
  6. Step 6: Final answer
    x = 3,602,061.78

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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.