Home / 1,316,001.98-1,816,095.24-772,147.02

Finding the Fourth Proportional to 1,316,001.98, 1,816,095.24 and 772,147.02

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Solution

The fourth proportional to 1,316,001.98, 1,816,095.24 and 772,147.02 is: 1,065,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,001.98 : 1,816,095.24 = 772,147.02 : x
  2. Step 2: Convert to fraction form
    1,316,001.98/1,816,095.24 = 772,147.02/x
  3. Step 3: Cross multiply
    1,316,001.98x = 1,816,095.24 × 772,147.02
  4. Step 4: Simplify right side
    1,316,001.98x = 1,402,292,518,521.71
  5. Step 5: Solve for x
    x = 1,402,292,518,521.71/1,316,001.98
  6. Step 6: Final answer
    x = 1,065,570.22

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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.