Home / 1,054,808.32-1,455,642.47-571,373.46

Finding the Fourth Proportional to 1,054,808.32, 1,455,642.47 and 571,373.46

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Solution

The fourth proportional to 1,054,808.32, 1,455,642.47 and 571,373.46 is: 788,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,808.32 : 1,455,642.47 = 571,373.46 : x
  2. Step 2: Convert to fraction form
    1,054,808.32/1,455,642.47 = 571,373.46/x
  3. Step 3: Cross multiply
    1,054,808.32x = 1,455,642.47 × 571,373.46
  4. Step 4: Simplify right side
    1,054,808.32x = 831,715,474,606.85
  5. Step 5: Solve for x
    x = 831,715,474,606.85/1,054,808.32
  6. Step 6: Final answer
    x = 788,499.16

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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.