Home / 1,495,411.80-2,243,117.70-865,555.80

Finding the Fourth Proportional to 1,495,411.80, 2,243,117.70 and 865,555.80

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Solution

The fourth proportional to 1,495,411.80, 2,243,117.70 and 865,555.80 is: 1,298,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,411.80 : 2,243,117.70 = 865,555.80 : x
  2. Step 2: Convert to fraction form
    1,495,411.80/2,243,117.70 = 865,555.80/x
  3. Step 3: Cross multiply
    1,495,411.80x = 2,243,117.70 × 865,555.80
  4. Step 4: Simplify right side
    1,495,411.80x = 1,941,543,535,317.66
  5. Step 5: Solve for x
    x = 1,941,543,535,317.66/1,495,411.80
  6. Step 6: Final answer
    x = 1,298,333.70

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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.