Home / 1,142,210.84-1,712,942.51-534,811.14

Finding the Fourth Proportional to 1,142,210.84, 1,712,942.51 and 534,811.14

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Solution

The fourth proportional to 1,142,210.84, 1,712,942.51 and 534,811.14 is: 802,041.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,210.84 : 1,712,942.51 = 534,811.14 : x
  2. Step 2: Convert to fraction form
    1,142,210.84/1,712,942.51 = 534,811.14/x
  3. Step 3: Cross multiply
    1,142,210.84x = 1,712,942.51 × 534,811.14
  4. Step 4: Simplify right side
    1,142,210.84x = 916,100,733,853.51
  5. Step 5: Solve for x
    x = 916,100,733,853.51/1,142,210.84
  6. Step 6: Final answer
    x = 802,041.71

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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.