Home / 1,125,124.40-1,552,669.08-615,822.32

Finding the Fourth Proportional to 1,125,124.40, 1,552,669.08 and 615,822.32

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Solution

The fourth proportional to 1,125,124.40, 1,552,669.08 and 615,822.32 is: 849,833.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,124.40 : 1,552,669.08 = 615,822.32 : x
  2. Step 2: Convert to fraction form
    1,125,124.40/1,552,669.08 = 615,822.32/x
  3. Step 3: Cross multiply
    1,125,124.40x = 1,552,669.08 × 615,822.32
  4. Step 4: Simplify right side
    1,125,124.40x = 956,168,275,037.87
  5. Step 5: Solve for x
    x = 956,168,275,037.87/1,125,124.40
  6. Step 6: Final answer
    x = 849,833.38

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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.