Home / 1,240,453.17-1,860,343.68-341,681.16

Finding the Fourth Proportional to 1,240,453.17, 1,860,343.68 and 341,681.16

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Solution

The fourth proportional to 1,240,453.17, 1,860,343.68 and 341,681.16 is: 512,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,453.17 : 1,860,343.68 = 341,681.16 : x
  2. Step 2: Convert to fraction form
    1,240,453.17/1,860,343.68 = 341,681.16/x
  3. Step 3: Cross multiply
    1,240,453.17x = 1,860,343.68 × 341,681.16
  4. Step 4: Simplify right side
    1,240,453.17x = 635,644,386,581.07
  5. Step 5: Solve for x
    x = 635,644,386,581.07/1,240,453.17
  6. Step 6: Final answer
    x = 512,429.17

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1.5x scale

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.