Home / 1,574,657.12-2,362,038.60-509,708

Finding the Fourth Proportional to 1,574,657.12, 2,362,038.60 and 509,708

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Solution

The fourth proportional to 1,574,657.12, 2,362,038.60 and 509,708 is: 764,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,657.12 : 2,362,038.60 = 509,708 : x
  2. Step 2: Convert to fraction form
    1,574,657.12/2,362,038.60 = 509,708/x
  3. Step 3: Cross multiply
    1,574,657.12x = 2,362,038.60 × 509,708
  4. Step 4: Simplify right side
    1,574,657.12x = 1,203,949,970,728.80
  5. Step 5: Solve for x
    x = 1,203,949,970,728.80/1,574,657.12
  6. Step 6: Final answer
    x = 764,579.13

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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.