Home / 1,316,212.92-1,973,911.14-474,655.32

Finding the Fourth Proportional to 1,316,212.92, 1,973,911.14 and 474,655.32

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Solution

The fourth proportional to 1,316,212.92, 1,973,911.14 and 474,655.32 is: 711,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,212.92 : 1,973,911.14 = 474,655.32 : x
  2. Step 2: Convert to fraction form
    1,316,212.92/1,973,911.14 = 474,655.32/x
  3. Step 3: Cross multiply
    1,316,212.92x = 1,973,911.14 × 474,655.32
  4. Step 4: Simplify right side
    1,316,212.92x = 936,927,423,808.27
  5. Step 5: Solve for x
    x = 936,927,423,808.27/1,316,212.92
  6. Step 6: Final answer
    x = 711,835.76

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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.