Home / 1,545,133.40-2,317,700.10-705,325.40

Finding the Fourth Proportional to 1,545,133.40, 2,317,700.10 and 705,325.40

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Solution

The fourth proportional to 1,545,133.40, 2,317,700.10 and 705,325.40 is: 1,057,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,133.40 : 2,317,700.10 = 705,325.40 : x
  2. Step 2: Convert to fraction form
    1,545,133.40/2,317,700.10 = 705,325.40/x
  3. Step 3: Cross multiply
    1,545,133.40x = 2,317,700.10 × 705,325.40
  4. Step 4: Simplify right side
    1,545,133.40x = 1,634,732,750,112.54
  5. Step 5: Solve for x
    x = 1,634,732,750,112.54/1,545,133.40
  6. Step 6: Final answer
    x = 1,057,988.10

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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.