Home / 3,011,041.89-4,155,247.35-1,634,386.68

Finding the Fourth Proportional to 3,011,041.89, 4,155,247.35 and 1,634,386.68

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Solution

The fourth proportional to 3,011,041.89, 4,155,247.35 and 1,634,386.68 is: 2,255,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,041.89 : 4,155,247.35 = 1,634,386.68 : x
  2. Step 2: Convert to fraction form
    3,011,041.89/4,155,247.35 = 1,634,386.68/x
  3. Step 3: Cross multiply
    3,011,041.89x = 4,155,247.35 × 1,634,386.68
  4. Step 4: Simplify right side
    3,011,041.89x = 6,791,280,920,945.30
  5. Step 5: Solve for x
    x = 6,791,280,920,945.30/3,011,041.89
  6. Step 6: Final answer
    x = 2,255,458.80

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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.