Home / 1,054,127.40-1,454,678.24-570,688.62

Finding the Fourth Proportional to 1,054,127.40, 1,454,678.24 and 570,688.62

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Solution

The fourth proportional to 1,054,127.40, 1,454,678.24 and 570,688.62 is: 787,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,127.40 : 1,454,678.24 = 570,688.62 : x
  2. Step 2: Convert to fraction form
    1,054,127.40/1,454,678.24 = 570,688.62/x
  3. Step 3: Cross multiply
    1,054,127.40x = 1,454,678.24 × 570,688.62
  4. Step 4: Simplify right side
    1,054,127.40x = 830,168,314,476.19
  5. Step 5: Solve for x
    x = 830,168,314,476.19/1,054,127.40
  6. Step 6: Final answer
    x = 787,540.78

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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.