Home / 1,624,307.40-2,436,614.70-442,355.40

Finding the Fourth Proportional to 1,624,307.40, 2,436,614.70 and 442,355.40

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Solution

The fourth proportional to 1,624,307.40, 2,436,614.70 and 442,355.40 is: 663,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,307.40 : 2,436,614.70 = 442,355.40 : x
  2. Step 2: Convert to fraction form
    1,624,307.40/2,436,614.70 = 442,355.40/x
  3. Step 3: Cross multiply
    1,624,307.40x = 2,436,614.70 × 442,355.40
  4. Step 4: Simplify right side
    1,624,307.40x = 1,077,849,670,264.38
  5. Step 5: Solve for x
    x = 1,077,849,670,264.38/1,624,307.40
  6. Step 6: Final answer
    x = 663,574.93

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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.