Home / 2,913,148.46-4,020,384.16-1,606,656.07

Finding the Fourth Proportional to 2,913,148.46, 4,020,384.16 and 1,606,656.07

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Solution

The fourth proportional to 2,913,148.46, 4,020,384.16 and 1,606,656.07 is: 2,217,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,148.46 : 4,020,384.16 = 1,606,656.07 : x
  2. Step 2: Convert to fraction form
    2,913,148.46/4,020,384.16 = 1,606,656.07/x
  3. Step 3: Cross multiply
    2,913,148.46x = 4,020,384.16 × 1,606,656.07
  4. Step 4: Simplify right side
    2,913,148.46x = 6,459,374,621,429.65
  5. Step 5: Solve for x
    x = 6,459,374,621,429.65/2,913,148.46
  6. Step 6: Final answer
    x = 2,217,317.35

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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.