Home / 1,580,699.61-2,369,140.02-769,868.82

Finding the Fourth Proportional to 1,580,699.61, 2,369,140.02 and 769,868.82

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Solution

The fourth proportional to 1,580,699.61, 2,369,140.02 and 769,868.82 is: 1,153,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,699.61 : 2,369,140.02 = 769,868.82 : x
  2. Step 2: Convert to fraction form
    1,580,699.61/2,369,140.02 = 769,868.82/x
  3. Step 3: Cross multiply
    1,580,699.61x = 2,369,140.02 × 769,868.82
  4. Step 4: Simplify right side
    1,580,699.61x = 1,823,927,031,612.18
  5. Step 5: Solve for x
    x = 1,823,927,031,612.18/1,580,699.61
  6. Step 6: Final answer
    x = 1,153,873.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.