Home / 1,585,435.16-2,378,146.24-574,320.36

Finding the Fourth Proportional to 1,585,435.16, 2,378,146.24 and 574,320.36

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Solution

The fourth proportional to 1,585,435.16, 2,378,146.24 and 574,320.36 is: 861,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,435.16 : 2,378,146.24 = 574,320.36 : x
  2. Step 2: Convert to fraction form
    1,585,435.16/2,378,146.24 = 574,320.36/x
  3. Step 3: Cross multiply
    1,585,435.16x = 2,378,146.24 × 574,320.36
  4. Step 4: Simplify right side
    1,585,435.16x = 1,365,817,804,689.45
  5. Step 5: Solve for x
    x = 1,365,817,804,689.45/1,585,435.16
  6. Step 6: Final answer
    x = 861,478.19

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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.