Home / 1,577,001.90-2,364,206.85-679,133.10

Finding the Fourth Proportional to 1,577,001.90, 2,364,206.85 and 679,133.10

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Solution

The fourth proportional to 1,577,001.90, 2,364,206.85 and 679,133.10 is: 1,018,141.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,001.90 : 2,364,206.85 = 679,133.10 : x
  2. Step 2: Convert to fraction form
    1,577,001.90/2,364,206.85 = 679,133.10/x
  3. Step 3: Cross multiply
    1,577,001.90x = 2,364,206.85 × 679,133.10
  4. Step 4: Simplify right side
    1,577,001.90x = 1,605,611,127,081.74
  5. Step 5: Solve for x
    x = 1,605,611,127,081.74/1,577,001.90
  6. Step 6: Final answer
    x = 1,018,141.53

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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.