Home / 1,112,666.40-1,668,902.40-364,712.40

Finding the Fourth Proportional to 1,112,666.40, 1,668,902.40 and 364,712.40

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Solution

The fourth proportional to 1,112,666.40, 1,668,902.40 and 364,712.40 is: 547,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,666.40 : 1,668,902.40 = 364,712.40 : x
  2. Step 2: Convert to fraction form
    1,112,666.40/1,668,902.40 = 364,712.40/x
  3. Step 3: Cross multiply
    1,112,666.40x = 1,668,902.40 × 364,712.40
  4. Step 4: Simplify right side
    1,112,666.40x = 608,669,399,669.76
  5. Step 5: Solve for x
    x = 608,669,399,669.76/1,112,666.40
  6. Step 6: Final answer
    x = 547,036.74

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1.5x scale

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.