Home / 1,054,574.34-1,455,313.74-571,140.01

Finding the Fourth Proportional to 1,054,574.34, 1,455,313.74 and 571,140.01

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Solution

The fourth proportional to 1,054,574.34, 1,455,313.74 and 571,140.01 is: 788,173.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,574.34 : 1,455,313.74 = 571,140.01 : x
  2. Step 2: Convert to fraction form
    1,054,574.34/1,455,313.74 = 571,140.01/x
  3. Step 3: Cross multiply
    1,054,574.34x = 1,455,313.74 × 571,140.01
  4. Step 4: Simplify right side
    1,054,574.34x = 831,187,903,694.11
  5. Step 5: Solve for x
    x = 831,187,903,694.11/1,054,574.34
  6. Step 6: Final answer
    x = 788,173.84

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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.