Home / 1,484,779.08-2,049,000.72-805,715.64

Finding the Fourth Proportional to 1,484,779.08, 2,049,000.72 and 805,715.64

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Solution

The fourth proportional to 1,484,779.08, 2,049,000.72 and 805,715.64 is: 1,111,890.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,779.08 : 2,049,000.72 = 805,715.64 : x
  2. Step 2: Convert to fraction form
    1,484,779.08/2,049,000.72 = 805,715.64/x
  3. Step 3: Cross multiply
    1,484,779.08x = 2,049,000.72 × 805,715.64
  4. Step 4: Simplify right side
    1,484,779.08x = 1,650,911,926,475.26
  5. Step 5: Solve for x
    x = 1,650,911,926,475.26/1,484,779.08
  6. Step 6: Final answer
    x = 1,111,890.62

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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.