Home / 1,186,312.79-1,779,772.63-344,864.54

Finding the Fourth Proportional to 1,186,312.79, 1,779,772.63 and 344,864.54

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Solution

The fourth proportional to 1,186,312.79, 1,779,772.63 and 344,864.54 is: 517,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,312.79 : 1,779,772.63 = 344,864.54 : x
  2. Step 2: Convert to fraction form
    1,186,312.79/1,779,772.63 = 344,864.54/x
  3. Step 3: Cross multiply
    1,186,312.79x = 1,779,772.63 × 344,864.54
  4. Step 4: Simplify right side
    1,186,312.79x = 613,780,458,726.35
  5. Step 5: Solve for x
    x = 613,780,458,726.35/1,186,312.79
  6. Step 6: Final answer
    x = 517,385.02

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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.