Home / 1,656,475.66-2,484,641.21-519,211.91

Finding the Fourth Proportional to 1,656,475.66, 2,484,641.21 and 519,211.91

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Solution

The fourth proportional to 1,656,475.66, 2,484,641.21 and 519,211.91 is: 778,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,475.66 : 2,484,641.21 = 519,211.91 : x
  2. Step 2: Convert to fraction form
    1,656,475.66/2,484,641.21 = 519,211.91/x
  3. Step 3: Cross multiply
    1,656,475.66x = 2,484,641.21 × 519,211.91
  4. Step 4: Simplify right side
    1,656,475.66x = 1,290,055,308,308.81
  5. Step 5: Solve for x
    x = 1,290,055,308,308.81/1,656,475.66
  6. Step 6: Final answer
    x = 778,795.21

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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.