Home / 1,095,740.48-1,640,657.28-715,720.16

Finding the Fourth Proportional to 1,095,740.48, 1,640,657.28 and 715,720.16

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Solution

The fourth proportional to 1,095,740.48, 1,640,657.28 and 715,720.16 is: 1,071,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,740.48 : 1,640,657.28 = 715,720.16 : x
  2. Step 2: Convert to fraction form
    1,095,740.48/1,640,657.28 = 715,720.16/x
  3. Step 3: Cross multiply
    1,095,740.48x = 1,640,657.28 × 715,720.16
  4. Step 4: Simplify right side
    1,095,740.48x = 1,174,251,490,946.76
  5. Step 5: Solve for x
    x = 1,174,251,490,946.76/1,095,740.48
  6. Step 6: Final answer
    x = 1,071,651.10

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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.