Home / 1,371,746.56-2,056,868.16-424,854.40

Finding the Fourth Proportional to 1,371,746.56, 2,056,868.16 and 424,854.40

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Solution

The fourth proportional to 1,371,746.56, 2,056,868.16 and 424,854.40 is: 637,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,746.56 : 2,056,868.16 = 424,854.40 : x
  2. Step 2: Convert to fraction form
    1,371,746.56/2,056,868.16 = 424,854.40/x
  3. Step 3: Cross multiply
    1,371,746.56x = 2,056,868.16 × 424,854.40
  4. Step 4: Simplify right side
    1,371,746.56x = 873,869,487,995.90
  5. Step 5: Solve for x
    x = 873,869,487,995.90/1,371,746.56
  6. Step 6: Final answer
    x = 637,048.79

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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.