Home / 2,903,329.19-4,005,443.48-1,679,407.45

Finding the Fourth Proportional to 2,903,329.19, 4,005,443.48 and 1,679,407.45

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Solution

The fourth proportional to 2,903,329.19, 4,005,443.48 and 1,679,407.45 is: 2,316,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,329.19 : 4,005,443.48 = 1,679,407.45 : x
  2. Step 2: Convert to fraction form
    2,903,329.19/4,005,443.48 = 1,679,407.45/x
  3. Step 3: Cross multiply
    2,903,329.19x = 4,005,443.48 × 1,679,407.45
  4. Step 4: Simplify right side
    2,903,329.19x = 6,726,771,602,455.28
  5. Step 5: Solve for x
    x = 6,726,771,602,455.28/2,903,329.19
  6. Step 6: Final answer
    x = 2,316,916.60

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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.