Home / 1,574,192.70-2,363,038.65-865,604.70

Finding the Fourth Proportional to 1,574,192.70, 2,363,038.65 and 865,604.70

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Solution

The fourth proportional to 1,574,192.70, 2,363,038.65 and 865,604.70 is: 1,299,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,192.70 : 2,363,038.65 = 865,604.70 : x
  2. Step 2: Convert to fraction form
    1,574,192.70/2,363,038.65 = 865,604.70/x
  3. Step 3: Cross multiply
    1,574,192.70x = 2,363,038.65 × 865,604.70
  4. Step 4: Simplify right side
    1,574,192.70x = 2,045,457,361,721.65
  5. Step 5: Solve for x
    x = 2,045,457,361,721.65/1,574,192.70
  6. Step 6: Final answer
    x = 1,299,369.11

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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.