Home / 1,316,501.40-1,973,196.90-558,341.40

Finding the Fourth Proportional to 1,316,501.40, 1,973,196.90 and 558,341.40

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Solution

The fourth proportional to 1,316,501.40, 1,973,196.90 and 558,341.40 is: 836,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,501.40 : 1,973,196.90 = 558,341.40 : x
  2. Step 2: Convert to fraction form
    1,316,501.40/1,973,196.90 = 558,341.40/x
  3. Step 3: Cross multiply
    1,316,501.40x = 1,973,196.90 × 558,341.40
  4. Step 4: Simplify right side
    1,316,501.40x = 1,101,717,519,621.66
  5. Step 5: Solve for x
    x = 1,101,717,519,621.66/1,316,501.40
  6. Step 6: Final answer
    x = 836,852.52

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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.