Home / 1,411,681.70-2,117,522.55-851,809.70

Finding the Fourth Proportional to 1,411,681.70, 2,117,522.55 and 851,809.70

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Solution

The fourth proportional to 1,411,681.70, 2,117,522.55 and 851,809.70 is: 1,277,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,681.70 : 2,117,522.55 = 851,809.70 : x
  2. Step 2: Convert to fraction form
    1,411,681.70/2,117,522.55 = 851,809.70/x
  3. Step 3: Cross multiply
    1,411,681.70x = 2,117,522.55 × 851,809.70
  4. Step 4: Simplify right side
    1,411,681.70x = 1,803,726,248,058.74
  5. Step 5: Solve for x
    x = 1,803,726,248,058.74/1,411,681.70
  6. Step 6: Final answer
    x = 1,277,714.55

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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.