Home / 1,518,150.10-2,276,897.10-665,220.10

Finding the Fourth Proportional to 1,518,150.10, 2,276,897.10 and 665,220.10

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Solution

The fourth proportional to 1,518,150.10, 2,276,897.10 and 665,220.10 is: 997,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,150.10 : 2,276,897.10 = 665,220.10 : x
  2. Step 2: Convert to fraction form
    1,518,150.10/2,276,897.10 = 665,220.10/x
  3. Step 3: Cross multiply
    1,518,150.10x = 2,276,897.10 × 665,220.10
  4. Step 4: Simplify right side
    1,518,150.10x = 1,514,637,716,551.71
  5. Step 5: Solve for x
    x = 1,514,637,716,551.71/1,518,150.10
  6. Step 6: Final answer
    x = 997,686.41

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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.