Home / 3,670,880.55-5,506,459.10-1,395,980.91

Finding the Fourth Proportional to 3,670,880.55, 5,506,459.10 and 1,395,980.91

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Solution

The fourth proportional to 3,670,880.55, 5,506,459.10 and 1,395,980.91 is: 2,094,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,880.55 : 5,506,459.10 = 1,395,980.91 : x
  2. Step 2: Convert to fraction form
    3,670,880.55/5,506,459.10 = 1,395,980.91/x
  3. Step 3: Cross multiply
    3,670,880.55x = 5,506,459.10 × 1,395,980.91
  4. Step 4: Simplify right side
    3,670,880.55x = 7,686,911,778,315.88
  5. Step 5: Solve for x
    x = 7,686,911,778,315.88/3,670,880.55
  6. Step 6: Final answer
    x = 2,094,023.95

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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.