Home / 974,428.80-1,461,643.20-675,247.20

Finding the Fourth Proportional to 974,428.80, 1,461,643.20 and 675,247.20

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Solution

The fourth proportional to 974,428.80, 1,461,643.20 and 675,247.20 is: 1,012,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,428.80 : 1,461,643.20 = 675,247.20 : x
  2. Step 2: Convert to fraction form
    974,428.80/1,461,643.20 = 675,247.20/x
  3. Step 3: Cross multiply
    974,428.80x = 1,461,643.20 × 675,247.20
  4. Step 4: Simplify right side
    974,428.80x = 986,970,478,199.04
  5. Step 5: Solve for x
    x = 986,970,478,199.04/974,428.80
  6. Step 6: Final answer
    x = 1,012,870.80

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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.