Home / 2,989,430.60-4,484,729.10-1,283,570.60

Finding the Fourth Proportional to 2,989,430.60, 4,484,729.10 and 1,283,570.60

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Solution

The fourth proportional to 2,989,430.60, 4,484,729.10 and 1,283,570.60 is: 1,925,606.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,430.60 : 4,484,729.10 = 1,283,570.60 : x
  2. Step 2: Convert to fraction form
    2,989,430.60/4,484,729.10 = 1,283,570.60/x
  3. Step 3: Cross multiply
    2,989,430.60x = 4,484,729.10 × 1,283,570.60
  4. Step 4: Simplify right side
    2,989,430.60x = 5,756,466,421,724.46
  5. Step 5: Solve for x
    x = 5,756,466,421,724.46/2,989,430.60
  6. Step 6: Final answer
    x = 1,925,606.31

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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.