Home / 3,018,572.28-4,166,220.96-1,730,275.20

Finding the Fourth Proportional to 3,018,572.28, 4,166,220.96 and 1,730,275.20

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Solution

The fourth proportional to 3,018,572.28, 4,166,220.96 and 1,730,275.20 is: 2,388,118.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,572.28 : 4,166,220.96 = 1,730,275.20 : x
  2. Step 2: Convert to fraction form
    3,018,572.28/4,166,220.96 = 1,730,275.20/x
  3. Step 3: Cross multiply
    3,018,572.28x = 4,166,220.96 × 1,730,275.20
  4. Step 4: Simplify right side
    3,018,572.28x = 7,208,708,804,808.19
  5. Step 5: Solve for x
    x = 7,208,708,804,808.19/3,018,572.28
  6. Step 6: Final answer
    x = 2,388,118.67

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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.