Home / 2,920,411.60-4,030,125.24-1,631,269.60

Finding the Fourth Proportional to 2,920,411.60, 4,030,125.24 and 1,631,269.60

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Solution

The fourth proportional to 2,920,411.60, 4,030,125.24 and 1,631,269.60 is: 2,251,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,411.60 : 4,030,125.24 = 1,631,269.60 : x
  2. Step 2: Convert to fraction form
    2,920,411.60/4,030,125.24 = 1,631,269.60/x
  3. Step 3: Cross multiply
    2,920,411.60x = 4,030,125.24 × 1,631,269.60
  4. Step 4: Simplify right side
    2,920,411.60x = 6,574,220,788,204.71
  5. Step 5: Solve for x
    x = 6,574,220,788,204.71/2,920,411.60
  6. Step 6: Final answer
    x = 2,251,128.16

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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.