Home / 2,918,988.18-4,378,715.55-1,026,154.26

Finding the Fourth Proportional to 2,918,988.18, 4,378,715.55 and 1,026,154.26

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Solution

The fourth proportional to 2,918,988.18, 4,378,715.55 and 1,026,154.26 is: 1,539,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,988.18 : 4,378,715.55 = 1,026,154.26 : x
  2. Step 2: Convert to fraction form
    2,918,988.18/4,378,715.55 = 1,026,154.26/x
  3. Step 3: Cross multiply
    2,918,988.18x = 4,378,715.55 × 1,026,154.26
  4. Step 4: Simplify right side
    2,918,988.18x = 4,493,237,614,960.74
  5. Step 5: Solve for x
    x = 4,493,237,614,960.74/2,918,988.18
  6. Step 6: Final answer
    x = 1,539,313.40

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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.