Home / 1,136,064.16-1,567,776.90-626,784.76

Finding the Fourth Proportional to 1,136,064.16, 1,567,776.90 and 626,784.76

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Solution

The fourth proportional to 1,136,064.16, 1,567,776.90 and 626,784.76 is: 864,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,064.16 : 1,567,776.90 = 626,784.76 : x
  2. Step 2: Convert to fraction form
    1,136,064.16/1,567,776.90 = 626,784.76/x
  3. Step 3: Cross multiply
    1,136,064.16x = 1,567,776.90 × 626,784.76
  4. Step 4: Simplify right side
    1,136,064.16x = 982,658,668,000.04
  5. Step 5: Solve for x
    x = 982,658,668,000.04/1,136,064.16
  6. Step 6: Final answer
    x = 864,967.58

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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.