Home / 2,153,303.48-2,971,544.18-1,186,411.34

Finding the Fourth Proportional to 2,153,303.48, 2,971,544.18 and 1,186,411.34

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Solution

The fourth proportional to 2,153,303.48, 2,971,544.18 and 1,186,411.34 is: 1,637,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,303.48 : 2,971,544.18 = 1,186,411.34 : x
  2. Step 2: Convert to fraction form
    2,153,303.48/2,971,544.18 = 1,186,411.34/x
  3. Step 3: Cross multiply
    2,153,303.48x = 2,971,544.18 × 1,186,411.34
  4. Step 4: Simplify right side
    2,153,303.48x = 3,525,473,712,463.00
  5. Step 5: Solve for x
    x = 3,525,473,712,463.00/2,153,303.48
  6. Step 6: Final answer
    x = 1,637,239.59

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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.