Home / 1,924,779.65-2,656,156.25-1,065,288.65

Finding the Fourth Proportional to 1,924,779.65, 2,656,156.25 and 1,065,288.65

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Solution

The fourth proportional to 1,924,779.65, 2,656,156.25 and 1,065,288.65 is: 1,470,076.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,779.65 : 2,656,156.25 = 1,065,288.65 : x
  2. Step 2: Convert to fraction form
    1,924,779.65/2,656,156.25 = 1,065,288.65/x
  3. Step 3: Cross multiply
    1,924,779.65x = 2,656,156.25 × 1,065,288.65
  4. Step 4: Simplify right side
    1,924,779.65x = 2,829,573,095,134.00
  5. Step 5: Solve for x
    x = 2,829,573,095,134.00/1,924,779.65
  6. Step 6: Final answer
    x = 1,470,076.38

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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.