Home / 1,590,776.36-2,386,538.30-525,818.52

Finding the Fourth Proportional to 1,590,776.36, 2,386,538.30 and 525,818.52

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Solution

The fourth proportional to 1,590,776.36, 2,386,538.30 and 525,818.52 is: 788,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,776.36 : 2,386,538.30 = 525,818.52 : x
  2. Step 2: Convert to fraction form
    1,590,776.36/2,386,538.30 = 525,818.52/x
  3. Step 3: Cross multiply
    1,590,776.36x = 2,386,538.30 × 525,818.52
  4. Step 4: Simplify right side
    1,590,776.36x = 1,254,886,036,829.32
  5. Step 5: Solve for x
    x = 1,254,886,036,829.32/1,590,776.36
  6. Step 6: Final answer
    x = 788,851.32

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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.