Home / 1,088,117.40-1,500,019.40-760,413.00

Finding the Fourth Proportional to 1,088,117.40, 1,500,019.40 and 760,413.00

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Solution

The fourth proportional to 1,088,117.40, 1,500,019.40 and 760,413.00 is: 1,048,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,117.40 : 1,500,019.40 = 760,413.00 : x
  2. Step 2: Convert to fraction form
    1,088,117.40/1,500,019.40 = 760,413.00/x
  3. Step 3: Cross multiply
    1,088,117.40x = 1,500,019.40 × 760,413.00
  4. Step 4: Simplify right side
    1,088,117.40x = 1,140,634,254,204.02
  5. Step 5: Solve for x
    x = 1,140,634,254,204.02/1,088,117.40
  6. Step 6: Final answer
    x = 1,048,263.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.