Home / 1,022,639.32-1,413,793.02-767,547.64

Finding the Fourth Proportional to 1,022,639.32, 1,413,793.02 and 767,547.64

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Solution

The fourth proportional to 1,022,639.32, 1,413,793.02 and 767,547.64 is: 1,061,130.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,639.32 : 1,413,793.02 = 767,547.64 : x
  2. Step 2: Convert to fraction form
    1,022,639.32/1,413,793.02 = 767,547.64/x
  3. Step 3: Cross multiply
    1,022,639.32x = 1,413,793.02 × 767,547.64
  4. Step 4: Simplify right side
    1,022,639.32x = 1,085,153,495,949.47
  5. Step 5: Solve for x
    x = 1,085,153,495,949.47/1,022,639.32
  6. Step 6: Final answer
    x = 1,061,130.23

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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.