Home / 1,864,488.42-2,571,532.29-1,276,136.58

Finding the Fourth Proportional to 1,864,488.42, 2,571,532.29 and 1,276,136.58

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Solution

The fourth proportional to 1,864,488.42, 2,571,532.29 and 1,276,136.58 is: 1,760,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,488.42 : 2,571,532.29 = 1,276,136.58 : x
  2. Step 2: Convert to fraction form
    1,864,488.42/2,571,532.29 = 1,276,136.58/x
  3. Step 3: Cross multiply
    1,864,488.42x = 2,571,532.29 × 1,276,136.58
  4. Step 4: Simplify right side
    1,864,488.42x = 3,281,626,421,920.17
  5. Step 5: Solve for x
    x = 3,281,626,421,920.17/1,864,488.42
  6. Step 6: Final answer
    x = 1,760,068.01

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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.