Home / 3,155,637.40-4,730,345.70-1,556,891.80

Finding the Fourth Proportional to 3,155,637.40, 4,730,345.70 and 1,556,891.80

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Solution

The fourth proportional to 3,155,637.40, 4,730,345.70 and 1,556,891.80 is: 2,333,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,637.40 : 4,730,345.70 = 1,556,891.80 : x
  2. Step 2: Convert to fraction form
    3,155,637.40/4,730,345.70 = 1,556,891.80/x
  3. Step 3: Cross multiply
    3,155,637.40x = 4,730,345.70 × 1,556,891.80
  4. Step 4: Simplify right side
    3,155,637.40x = 7,364,636,431,495.26
  5. Step 5: Solve for x
    x = 7,364,636,431,495.26/3,155,637.40
  6. Step 6: Final answer
    x = 2,333,803.13

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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.